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

EGTB: win in 6 half-moves

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