In addition to 51, 43 is probably a pass and 52 is too close to call. Of course there are also drops after playing the first roll wrong (e.g. 41S). But, it would be better to learn the right move than to learn to drop after the wrong move.

              
 
              
 | | White is Player 2
score: 0 pip: 167 | | 2 point match | pip: 167 score: 1
Blue is Player 1 | |
| XGID=-b----E-C---eE---c-e----B-:0:0:1:43:1:0:0:2:10 |
| Blue to play 43 |
| 1. | Rollout1 | 13/10 13/9 | eq: -1.0000 |
| Player: Opponent: | 49.81% (G:17.56% B:2.51%) 50.19% (G:16.05% B:2.62%) | Conf.: ±0.0000 (-1.0000...-1.0000) - [25.0%] Duration: 9 hours 10 minutes |
|
| 2. | Rollout1 | 24/21 13/9 | eq: -1.0000 |
| Player: Opponent: | 49.92% (G:16.36% B:2.48%) 50.08% (G:15.66% B:2.08%) | Conf.: ±0.0000 (-1.0000...-1.0000) - [25.0%] Duration: 9 hours 33 minutes |
|
| 3. | Rollout1 | 24/20 13/10 | eq: -1.0000 |
| Player: Opponent: | 49.89% (G:15.84% B:2.18%) 50.11% (G:15.42% B:1.97%) | Conf.: ±0.0000 (-1.0000...-1.0000) - [25.0%] Duration: 9 hours 45 minutes |
|
| 4. | Rollout1 | 24/21 24/20 | eq: -1.0000 |
| Player: Opponent: | 49.68% (G:14.85% B:2.04%) 50.32% (G:14.76% B:1.70%) | Conf.: ±0.0000 (-1.0000...-1.0000) - [25.0%] Duration: 9 hours 46 minutes |
|
| |
1 31104 Games rolled with Variance Reduction. Dice Seed: 25528416 Moves and cube decisions: 3-ply
|
eXtreme Gammon Version: 2.10, MET: Rockwell-Kazaross

              
 
              
 | | White is Player 2
score: 0 pip: 167 | | 2 point match | pip: 167 score: 1
Blue is Player 1 | |
| XGID=-b----E-C---eE---c-e----B-:0:0:1:52:1:0:0:2:10 |
| Blue to play 52 |
| 1. | Rollout1 | 24/22 13/8 | eq: -0.9996 |
| Player: Opponent: | 50.01% (G:15.23% B:1.90%) 49.99% (G:14.60% B:1.55%) | Conf.: ±0.0023 (-1.0019...-0.9973) - [63.7%] Duration: 10 hours 35 minutes |
|
| 2. | Rollout1 | 13/11 13/8 | eq: -1.0000 (-0.0004) |
| Player: Opponent: | 49.58% (G:16.93% B:2.52%) 50.42% (G:15.79% B:2.34%) | Conf.: ±0.0000 (-1.0000...-1.0000) - [36.3%] Duration: 10 hours 40 minutes |
|
| |
1 31104 Games rolled with Variance Reduction. Dice Seed: 25528416 Moves and cube decisions: 3-ply
|
eXtreme Gammon Version: 2.10, MET: Rockwell-Kazaross