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 Rc4 win in 3 half-moves
3 K7b7 draw
4 K7b8 draw
5 K8b7 draw
6 K8b8 draw
7 Kb6 draw
8 Kc6 draw
9 Ra4 draw
10 Re1 draw
11 Re2 draw
12 Re3 draw
13 Re5 draw
14 K7d7 loss in 2 half-moves
15 K7d8 loss in 2 half-moves
16 K8d7 loss in 2 half-moves
17 K8d8 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves