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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Ka2 draw
3 Ka3 draw
4 Ka4 draw
5 Kb2 draw
6 Kb7 draw
7 Kb8 draw
8 Kc2 draw
9 Kc3 draw
10 Kc4 draw
11 Kc6 draw
12 Kc8 draw
13 Kd6 draw
14 Kd7 draw
15 Kd8 draw
16 Ra4 draw
17 Rc4 draw
18 Rd4 draw
19 Re5 draw
20 Re6 draw
21 Re7 draw
22 Re8 draw
23 Kb4 loss in 2 half-moves
24 Kb6 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Re2 loss in 2 half-moves
27 Re3 loss in 2 half-moves
28 Rf4 loss in 2 half-moves
29 Rg4 loss in 2 half-moves
30 Rh4 loss in 2 half-moves