Click on the third or sixth rank to set the en passant target square.

EGTB: win in 16 half-moves

# move score
1 Ra1 win in 15 half-moves
2 Kb5 draw
3 Kc1 draw
4 Kc2 draw
5 Ke1 draw
6 Ke2 draw
7 Ra2 draw
8 Ra3 draw
9 Ra7 draw
10 Ra8 draw
11 Rb5 draw
12 Kb4 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra6 loss in 2 half-moves