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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Ka2 draw
3 Ka3 draw
4 Ka4 draw
5 Ka5 draw
6 Ka7 draw
7 Kb2 draw
8 Kb4 draw
9 Kc2 draw
10 Kc3 draw
11 Kc4 draw
12 Ra2 draw
13 Ra3 draw
14 Ra4 draw
15 Rb1 draw
16 Rf1 draw
17 Kb5 loss in 2 half-moves
18 Kb6 loss in 2 half-moves
19 Kb7 loss in 2 half-moves
20 Rc1 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Re1 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves