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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Ka2 draw
3 Ka5 draw
4 Ka6 draw
5 Ka7 draw
6 Kb1 draw
7 Kb2 draw
8 Kb5 draw
9 Kb7 draw
10 Kc5 draw
11 Kc6 draw
12 Kc7 draw
13 Rb3 draw
14 Rc3 draw
15 Rd3 draw
16 Re1 draw
17 Re2 draw
18 Re8 draw
19 Re4 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rh3 loss in 2 half-moves