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

EGTB: win in 4 half-moves

# move score
1 Kb1 win in 3 half-moves
2 Kc1 win in 3 half-moves
3 Kd1 win in 3 half-moves
4 Kd3 win in 3 half-moves
5 Rb1 win in 3 half-moves
6 Kb5 draw
7 Kbb3 draw
8 Kcb3 draw
9 Kcc3 draw
10 Rb3 draw
11 Kd2 loss in 6 half-moves
12 Ka3 loss in 2 half-moves
13 Ka4 loss in 2 half-moves
14 Ka5 loss in 2 half-moves
15 Kbc3 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Ra2 loss in 2 half-moves