| ā | | Upper approximation | Lower approximation |
| | 0 | Boys, jumping, leaves, kids, children | Jumping, leaves | | 0 | Boys, jumping, leaves, kids, children | Jumping, leaves | | 0.3 | Boys, jumping, leaves | Jumping, leaves | | 0.3 | Jumping, leaves, kids, children | Jumping, leaves | | 0.5 | Jumping, leaves | Jumping, leaves | | 0.5 | Jumping, leaves | Jumping, leaves |
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