| 0(1) element: null | |
| 1(2) element: PyAssignmentStatement | |
| 2(3) READ ACCESS: read | |
| 3(4) WRITE ACCESS: a | |
| 4(5) element: PyIfStatement | |
| 5(6,10) READ ACCESS: a | |
| 6(7) element: PyStatementList. Condition: a.startswith("Exit"):true | |
| 7(8) element: PyExpressionStatement | |
| 8(9) element: PySubscriptionExpression | |
| 9(14) READ ACCESS: a | |
| 10(11) element: PyElsePart. Condition: a.startswith("Exit"):false | |
| 11(12) element: PyPrintStatement | |
| 12(13) READ ACCESS: a | |
| 13(14) element: PyExpressionStatement | |
| 14() element: null |