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 Ka6 draw
6 Ka8 draw
7 Kb2 draw
8 Kb4 draw
9 Kb6 draw
10 Kb7 draw
11 Kb8 draw
12 Kc2 draw
13 Kc3 draw
14 Kc4 draw
15 Rb5 draw
16 Rc5 draw
17 Rd5 draw
18 Re1 draw
19 Re6 draw
20 Re7 draw
21 Re8 draw
22 Re2 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rf5 loss in 2 half-moves
26 Rg5 loss in 2 half-moves
27 Rh5 loss in 2 half-moves