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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Ka2 draw
3 Ka6 draw
4 Ka7 draw
5 Kb1 draw
6 Kb2 draw
7 Kb5 draw
8 Kc5 draw
9 Kc6 draw
10 Kc7 draw
11 Rc6 draw
12 Rd6 draw
13 Re1 draw
14 Re5 draw
15 Re7 draw
16 Re8 draw
17 Kb7 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rg6 loss in 2 half-moves
23 Rh6 loss in 2 half-moves