15: {x: 15} out of AListExprs
15: {x: 15} out of ACallExpr
15: {x: 15} out of AVardeclExpr
16: {x: 15} out of TId
16: {x: 15} out of AVarExpr
16: {x: 15} out of TLt
16: {x: 15} out of TInteger
16: {x: 15} out of AIntegerExpr
16: {x: 15} out of ALtExpr
17: {x: 15} out of TId
17: {x: 15} out of TPluseq
17: {x: 15} out of APlusAssignOp
17: {x: 17} out of TId
17: {x: 17} out of AVarExpr
17: {x: 17} out of AVarReassignExpr
18: {x: 17} out of TKwvar
18: {x: 17} out of TId
18: {x: 17} out of TAssign
18: {x: 17} out of AImplicitSelfExpr
18: {x: 17} out of TId
18: {x: 17} out of AQid
18: {x: 17} out of AListExprs
18: {x: 17} out of ACallExpr
18: {x: 17} out of TId
18: {x: 17} out of AQid
18: {x: 17}, {y: 18} out of AListExprs
18: {x: 17}, {y: 18} out of ACallExpr
18: {x: 17}, {y: 18} out of AVardeclExpr
19: {x: 17}, {y: 18} out of AImplicitSelfExpr
19: {x: 17}, {y: 18} out of TId
19: {x: 17}, {y: 18} out of AQid
19: {x: 17}, {y: 18} out of TId
19: {x: 17}, {y: 18} out of AVarExpr
19: {x: 17}, {y: 18} out of AListExprs
19: {x: 17}, {y: 18} out of ACallExpr
20: {x: 17}, {y: 18} out of TKwend
20: {x: 17}, {y: 18} out of ABlockExpr
21: {x: 15}, {x: 17}, {y: 18} out of AImplicitSelfExpr
21: {x: 15}, {x: 17}, {y: 18} out of TId
21: {x: 15}, {x: 17}, {y: 18} out of AQid
21: {x: 15}, {x: 17}, {y: 18} out of TId
21: {x: 15}, {x: 17}, {y: 18} out of AVarExpr
21: {x: 15}, {x: 17}, {y: 18} out of AListExprs
21: {x: 15}, {x: 17}, {y: 18} out of ACallExpr
22: {x: 15}, {x: 17}, {y: 18} out of TId
22: {x: 15}, {x: 17}, {y: 18} out of TAssign
22: {x: 22}, {y: 18} out of TInteger
22: {x: 22}, {y: 18} out of AIntegerExpr
22: {x: 22}, {y: 18} out of AVarAssignExpr
23: {x: 22}, {y: 18} out of AImplicitSelfExpr
23: {x: 22}, {y: 18} out of TId
23: {x: 22}, {y: 18} out of AQid
23: {x: 22}, {y: 18} out of TId
23: {x: 22}, {y: 18} out of AVarExpr
23: {x: 22}, {y: 18} out of AListExprs
23: {x: 22}, {y: 18} out of ACallExpr
23: {x: 22}, {y: 18} out of ABlockExpr
23: {x: 22}, {y: 18} out of AMainMethPropdef
23: {x: 22}, {y: 18} out of AMainClassdef
23: {x: 22}, {y: 18} out of AModule