Conditional execution until the target is reached
/previous implementation: until the target is the next to process/

todo: query the target when we give nodemap as condition

@nodeset

label

0

1

2

3

4

5

6

@edgeset

        weight

0   3   1

0   4   1

1   5   1

5   2   1

6   2   1

0   1   1

2   1   1

3   4   1

4   5   1

5   6   1

@end