Transaction Details
The contract call From 0xC9c45f51...a8707163B To 0xaC041Df4...50C5f2e9D produced 2 Internal Transactions
Type Trace Address | From | To | Value | Gas Limit | |
---|---|---|---|---|---|
call_0_1 | 0xaC041Df4...50C5f2e9D | 0x8e7591e2...793e65Ec1 | 250 S | 1,426,043 | |
call_0_1_1 | 0x8e7591e2...793e65Ec1 | 0x039e2fB6...3bc94aD38 | 250 S | 1,389,343 |
AA Txn Hash | Method | Position | From | Internal Txns | Token Txns | NFT Txns | Txn Fee (ETH) | Gas Limit |
---|
Transaction Receipt Event Logs
-
Address
- 0x039e2fb66102314ce7b64ce5ce3e5183bc94ad38 (Sonic Labs: wS Token)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x0000000000000000000000000000000000000000
- 2: to 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
Data
- value :250000000000000000000
-
Address
- 0x039e2fb66102314ce7b64ce5ce3e5183bc94ad38 (Sonic Labs: wS Token)
Name
Deposit (index_topic_1 address account, uint256 value)View Source
Topics
- 0 0xe1fffcc4923d04b559f4d29a8bfc6cda04eb5b0d3c460751c2402c5c5cc9109c
- 1: account 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
Data
- value :250000000000000000000
-
Address
- 0xe5da20f15420ad15de0fa650600afc998bbe3955 (Beets: Staked Sonic)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x66dEF9aD68AcCB63D4C96dC13CB7a7f9d5E03aE5
- 2: to 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
Data
- value :1589227762854566004
-
Address
- 0x039e2fb66102314ce7b64ce5ce3e5183bc94ad38 (Sonic Labs: wS Token)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: to 0x66dEF9aD68AcCB63D4C96dC13CB7a7f9d5E03aE5
Data
- value :1593833948535486129
Name
Swap (index_topic_1 address sender, index_topic_2 address recipient, int256 amount0, int256 amount1, uint160 price, uint128 liquidity, int24 tick)View Source
Topics
- 0 0xc42079f94a6350d7e6235f29174924f928cc2ac818eb64fed8004e115fbcca67
- 1: sender 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: recipient 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
Data
- amount0 :1593833948535486129
- amount1 :-1589227762854566004
- price :79117267890833734640842450405
- liquidity :222512128635382936380034
- tick :-29
-
Address
- 0xe5da20f15420ad15de0fa650600afc998bbe3955 (Beets: Staked Sonic)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0xde861c8Fc9AB78fE00490C5a38813D26e2d09C95
- 2: to 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
Data
- value :31507822524988207165
-
Address
- 0x039e2fb66102314ce7b64ce5ce3e5183bc94ad38 (Sonic Labs: wS Token)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: to 0xde861c8Fc9AB78fE00490C5a38813D26e2d09C95
Data
- value :31597952373741553161
Name
Swap (index_topic_1 address sender, index_topic_2 address recipient, int256 amount0, int256 amount1, uint160 sqrtPriceX96, uint128 liquidity, int24 tick)View Source
Topics
- 0 0xc42079f94a6350d7e6235f29174924f928cc2ac818eb64fed8004e115fbcca67
- 1: sender 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: recipient 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
Data
- amount0 :31597952373741553161
- amount1 :-31507822524988207165
- sqrtPriceX96 :79118049445657119269074540946
- liquidity :287397859009189867741055503
- tick :-28
Name
Swap (index_topic_1 address sender, index_topic_2 address recipient, int256 amount0, int256 amount1, uint160 sqrtPriceX96, uint128 liquidity, int24 tick)View Source
Topics
- 0 0xc42079f94a6350d7e6235f29174924f928cc2ac818eb64fed8004e115fbcca67
- 1: sender 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: recipient 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
Data
- amount0 :7930927309113830896
- amount1 :-7908347845094727737
- sqrtPriceX96 :79118266000290438802456890596
- liquidity :248901975122255058549188717
- tick :-28
-
Address
- 0xe5da20f15420ad15de0fa650600afc998bbe3955 (Beets: Staked Sonic)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x25a317bdE2f9d0bf5f1C0d3c432d99f476D6aE5A
- 2: to 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
Data
- value :7908347845094727737
-
Address
- 0x039e2fb66102314ce7b64ce5ce3e5183bc94ad38 (Sonic Labs: wS Token)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: to 0x25a317bdE2f9d0bf5f1C0d3c432d99f476D6aE5A
Data
- value :7930927309113830896
-
Address
- 0xe5da20f15420ad15de0fa650600afc998bbe3955 (Beets: Staked Sonic)
Name
Approval (index_topic_1 address owner, index_topic_2 address spender, uint256 value)View Source
Topics
- 0 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925
- 1: owner 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: spender 0xBA12222222228d8Ba445958a75a0704d566BF2C8
Data
- value :870867862871310603
-
Address
- 0xba12222222228d8ba445958a75a0704d566bf2c8 (Beets: Vault V2)
Name
Swap (index_topic_1 bytes32 poolId, index_topic_2 address tokenIn, index_topic_3 address tokenOut, uint256 amountIn, uint256 amountOut)View Source
Topics
- 0 0x2170c741c41531aec20e7c107c24eecfdd15e69c9bb0a8dd37b1840b9e0b207b
- 1: poolId C6CFE376B668AAA12E81BCD1EE869FC51219B7EC00010000000000000000002D
- 2: tokenIn 0xE5DA20F15420aD15DE0fa650600aFc998bbE3955
- 3: tokenOut 0x2D0E0814E62D80056181F5cd932274405966e4f0
Data
- amountIn :870867862871310603
- amountOut :10755120788717808154
-
Address
- 0xe5da20f15420ad15de0fa650600afc998bbe3955 (Beets: Staked Sonic)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: to 0xBA12222222228d8Ba445958a75a0704d566BF2C8
Data
- value :870867862871310603
-
Address
- 0x2d0e0814e62d80056181f5cd932274405966e4f0 (Beets: BEETS Token)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0xBA12222222228d8Ba445958a75a0704d566BF2C8
- 2: to 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
Data
- value :10755120788717808154
-
Address
- 0xe5da20f15420ad15de0fa650600afc998bbe3955 (Beets: Staked Sonic)
Name
Approval (index_topic_1 address owner, index_topic_2 address spender, uint256 value)View Source
Topics
- 0 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925
- 1: owner 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: spender 0xBA12222222228d8Ba445958a75a0704d566BF2C8
Data
- value :1202975408902170563
-
Address
- 0xba12222222228d8ba445958a75a0704d566bf2c8 (Beets: Vault V2)
Name
Swap (index_topic_1 bytes32 poolId, index_topic_2 address tokenIn, index_topic_3 address tokenOut, uint256 amountIn, uint256 amountOut)View Source
Topics
- 0 0x2170c741c41531aec20e7c107c24eecfdd15e69c9bb0a8dd37b1840b9e0b207b
- 1: poolId 5E2763DEAF81AED8C35D06D134A3B1013F02DD12000100000000000000000069
- 2: tokenIn 0xE5DA20F15420aD15DE0fa650600aFc998bbE3955
- 3: tokenOut 0x2D0E0814E62D80056181F5cd932274405966e4f0
Data
- amountIn :1202975408902170563
- amountOut :14848132735364907266
-
Address
- 0xe5da20f15420ad15de0fa650600afc998bbe3955 (Beets: Staked Sonic)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: to 0xBA12222222228d8Ba445958a75a0704d566BF2C8
Data
- value :1202975408902170563
-
Address
- 0x2d0e0814e62d80056181f5cd932274405966e4f0 (Beets: BEETS Token)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0xBA12222222228d8Ba445958a75a0704d566BF2C8
- 2: to 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
Data
- value :14848132735364907266
-
Address
- 0x2d0e0814e62d80056181f5cd932274405966e4f0 (Beets: BEETS Token)
Name
Approval (index_topic_1 address owner, index_topic_2 address spender, uint256 value)View Source
Topics
- 0 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925
- 1: owner 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: spender 0xBA12222222228d8Ba445958a75a0704d566BF2C8
Data
- value :25603253524082715420
-
Address
- 0xba12222222228d8ba445958a75a0704d566bf2c8 (Beets: Vault V2)
Name
Swap (index_topic_1 bytes32 poolId, index_topic_2 address tokenIn, index_topic_3 address tokenOut, uint256 amountIn, uint256 amountOut)View Source
Topics
- 0 0x2170c741c41531aec20e7c107c24eecfdd15e69c9bb0a8dd37b1840b9e0b207b
- 1: poolId 5E2763DEAF81AED8C35D06D134A3B1013F02DD12000100000000000000000069
- 2: tokenIn 0x2D0E0814E62D80056181F5cd932274405966e4f0
- 3: tokenOut 0x93cd403693Da40d27188714a872943F717E3c543
Data
- amountIn :25603253524082715420
- amountOut :516165770351182614393
-
Address
- 0x2d0e0814e62d80056181f5cd932274405966e4f0 (Beets: BEETS Token)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: to 0xBA12222222228d8Ba445958a75a0704d566BF2C8
Data
- value :25603253524082715420
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0xBA12222222228d8Ba445958a75a0704d566BF2C8
- 2: to 0xaC041Df48dF9791B0654f1Dbbf2CC8450C5f2e9D
Data
- value :516165770351182614393
-
Address
- 0xe5da20f15420ad15de0fa650600afc998bbe3955 (Beets: Staked Sonic)
Name
Approval (index_topic_1 address owner, index_topic_2 address spender, uint256 value)View Source
Topics
- 0 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925
- 1: owner 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: spender 0xBA12222222228d8Ba445958a75a0704d566BF2C8
Data
- value :31717067752728281018
-
Address
- 0xba12222222228d8ba445958a75a0704d566bf2c8 (Beets: Vault V2)
Name
Swap (index_topic_1 bytes32 poolId, index_topic_2 address tokenIn, index_topic_3 address tokenOut, uint256 amountIn, uint256 amountOut)View Source
Topics
- 0 0x2170c741c41531aec20e7c107c24eecfdd15e69c9bb0a8dd37b1840b9e0b207b
- 1: poolId 9A76795584D6AB6B7444DF4FC3BF69355F541D9800010000000000000000006B
- 2: tokenIn 0xE5DA20F15420aD15DE0fa650600aFc998bbE3955
- 3: tokenOut 0x93cd403693Da40d27188714a872943F717E3c543
Data
- amountIn :31717067752728281018
- amountOut :7924439835748253449357
-
Address
- 0xe5da20f15420ad15de0fa650600afc998bbe3955 (Beets: Staked Sonic)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: to 0xBA12222222228d8Ba445958a75a0704d566BF2C8
Data
- value :31717067752728281018
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0xBA12222222228d8Ba445958a75a0704d566BF2C8
- 2: to 0xaC041Df48dF9791B0654f1Dbbf2CC8450C5f2e9D
Data
- value :7924439835748253449357
-
Address
- 0xe5da20f15420ad15de0fa650600afc998bbe3955 (Beets: Staked Sonic)
Name
Approval (index_topic_1 address owner, index_topic_2 address spender, uint256 value)View Source
Topics
- 0 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925
- 1: owner 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: spender 0xBA12222222228d8Ba445958a75a0704d566BF2C8
Data
- value :3901680230712082054
-
Address
- 0xba12222222228d8ba445958a75a0704d566bf2c8 (Beets: Vault V2)
Name
Swap (index_topic_1 bytes32 poolId, index_topic_2 address tokenIn, index_topic_3 address tokenOut, uint256 amountIn, uint256 amountOut)View Source
Topics
- 0 0x2170c741c41531aec20e7c107c24eecfdd15e69c9bb0a8dd37b1840b9e0b207b
- 1: poolId A8A2A481B7FA0621B90007342CCC56220C28FAA000010000000000000000006C
- 2: tokenIn 0xE5DA20F15420aD15DE0fa650600aFc998bbE3955
- 3: tokenOut 0x93cd403693Da40d27188714a872943F717E3c543
Data
- amountIn :3901680230712082054
- amountOut :974830654411610248721
-
Address
- 0xe5da20f15420ad15de0fa650600afc998bbe3955 (Beets: Staked Sonic)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: to 0xBA12222222228d8Ba445958a75a0704d566BF2C8
Data
- value :3901680230712082054
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0xBA12222222228d8Ba445958a75a0704d566BF2C8
- 2: to 0xaC041Df48dF9791B0654f1Dbbf2CC8450C5f2e9D
Data
- value :974830654411610248721
-
Address
- 0xe5da20f15420ad15de0fa650600afc998bbe3955 (Beets: Staked Sonic)
Name
Approval (index_topic_1 address owner, index_topic_2 address spender, uint256 value)View Source
Topics
- 0 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925
- 1: owner 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: spender 0xBA12222222228d8Ba445958a75a0704d566BF2C8
Data
- value :3312806877723656668
-
Address
- 0xba12222222228d8ba445958a75a0704d566bf2c8 (Beets: Vault V2)
Name
Swap (index_topic_1 bytes32 poolId, index_topic_2 address tokenIn, index_topic_3 address tokenOut, uint256 amountIn, uint256 amountOut)View Source
Topics
- 0 0x2170c741c41531aec20e7c107c24eecfdd15e69c9bb0a8dd37b1840b9e0b207b
- 1: poolId 2DB4C9431C399BBCC6CF607DCF37B50297EC724500010000000000000000006D
- 2: tokenIn 0xE5DA20F15420aD15DE0fa650600aFc998bbE3955
- 3: tokenOut 0x93cd403693Da40d27188714a872943F717E3c543
Data
- amountIn :3312806877723656668
- amountOut :827701266806099257228
-
Address
- 0xe5da20f15420ad15de0fa650600afc998bbe3955 (Beets: Staked Sonic)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: to 0xBA12222222228d8Ba445958a75a0704d566BF2C8
Data
- value :3312806877723656668
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0xBA12222222228d8Ba445958a75a0704d566BF2C8
- 2: to 0xaC041Df48dF9791B0654f1Dbbf2CC8450C5f2e9D
Data
- value :827701266806099257228
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0xc363bB3Fc74917A31C5244d28edD332b7b2F9bDc
- 2: to 0xaC041Df48dF9791B0654f1Dbbf2CC8450C5f2e9D
Data
- value :52041604371752325926591
-
Address
- 0x039e2fb66102314ce7b64ce5ce3e5183bc94ad38 (Sonic Labs: wS Token)
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: to 0xc363bB3Fc74917A31C5244d28edD332b7b2F9bDc
Data
- value :208877286368609129814
Name
Swap (index_topic_1 address sender, index_topic_2 address recipient, int256 amount0, int256 amount1, uint160 sqrtPriceX96, uint128 liquidity, int24 tick)View Source
Topics
- 0 0xc42079f94a6350d7e6235f29174924f928cc2ac818eb64fed8004e115fbcca67
- 1: sender 0x8e7591e2919157A6BBE9E3defe0F1Ff793e65Ec1
- 2: recipient 0xaC041Df48dF9791B0654f1Dbbf2CC8450C5f2e9D
Data
- amount0 :208877286368609129814
- amount1 :-52041604371752325926591
- sqrtPriceX96 :1252103098255917632732835378704
- liquidity :431300559579579576402539
- tick :55207
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0xaC041Df48dF9791B0654f1Dbbf2CC8450C5f2e9D
- 2: to 0xf557D8C4bdBff7eBeEf1aD5072885d5674793277
Data
- value :6661975993524470671
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0xaC041Df48dF9791B0654f1Dbbf2CC8450C5f2e9D
- 2: to 0xC9c45f5198345f0c58c04B45D942474a8707163B
Data
- value :62275929387022958985216
Name
Swap (address sender, uint256 inputAmount, address inputToken, uint256 amountOut, address outputToken, int256 slippage, uint32 referralCode)View Source
Topics
- 0 0x823eaf01002d7353fbcadb2ea3305cc46fa35d799cb0914846d185ac06f8ad05
Data
- sender :0xC9c45f5198345f0c58c04B45D942474a8707163B
- inputAmount :250000000000000000000
- inputToken :0x0000000000000000000000000000000000000000
- amountOut :62275929387022958985216
- outputToken :0x93cd403693Da40d27188714a872943F717E3c543
- slippage :485042054606922734
- referralCode :2500000001
A transaction is a cryptographically signed instruction that changes the blockchain state. Block explorers track the details of all transactions in the network. Learn more about transactions in our Knowledge Base.