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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Kcd5 win in 3 half-moves
4 Kb4 win in 5 half-moves
5 Kc6 win in 5 half-moves
6 Kd6 win in 5 half-moves
7 Ra4 win in 5 half-moves
8 Rc3 win in 5 half-moves
9 Rb4 draw
10 Rc1 draw
11 Rc2 draw
12 Kc3 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kdd5 loss in 2 half-moves
15 Ke3 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Ke5 loss in 2 half-moves