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

EGTB: win in 2 half-moves

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