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

EGTB: win in 12 half-moves

# move score
1 Rb2 win in 11 half-moves
2 Ka3 draw
3 Ka5 draw
4 Kb1 draw
5 Kb2 draw
6 Kc1 draw
7 Kd1 draw
8 Kd2 draw
9 Ra1 draw
10 Ra3 draw
11 Kab3 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Kcb3 loss in 2 half-moves
16 Kd3 loss in 2 half-moves