Bottom-Two-Runoff Instant Runoff

Violation of Tolerant Positive Involvement

Profile type: Profile
Config: 3 c, 4 v
Parameters: ∅

0 loses in the full profile, but 0 is a winner after removing a voter with the ranking (2, 0, 1):

Full profile
+---+---+---+---+
| 1 | 1 | 1 | 1 |
+---+---+---+---+
| 0 | 1 | 2 | 2 |
| 2 | 0 | 0 | 1 |
| 1 | 2 | 1 | 0 |
+---+---+---+---+
Profile([[0, 2, 1], [1, 0, 2], [2, 0, 1], [2, 1, 0]], rcounts=[1, 1, 1, 1], cmap={0: '0', 1: '1', 2: '2'})
Bottom-Two-Runoff Instant Runoff winner is {2}

Profile with voter removed
+---+---+---+
| 1 | 1 | 1 |
+---+---+---+
| 0 | 1 | 2 |
| 2 | 0 | 1 |
| 1 | 2 | 0 |
+---+---+---+
Profile([[0, 2, 1], [1, 0, 2], [2, 1, 0]], rcounts=[1, 1, 1], cmap={0: '0', 1: '1', 2: '2'})
Bottom-Two-Runoff Instant Runoff winners are {0, 1, 2}