| test.py:1:19:1:19 | SSA variable x | test.py:4:10:4:10 | ControlFlowNode for z |
| test.py:2:3:2:3 | SSA variable y | test.py:4:10:4:10 | ControlFlowNode for z |
| test.py:3:3:3:3 | SSA variable z | test.py:4:10:4:10 | ControlFlowNode for z |