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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Kd1 draw
3 Kd2 draw
4 Kf2 draw
5 Rb4 draw
6 Rd4 draw
7 Rf4 draw
8 Rg4 draw
9 Rh4 draw
10 Kd3 loss in 2 half-moves
11 Ke1 loss in 2 half-moves
12 Ke3 loss in 2 half-moves
13 Kf1 loss in 2 half-moves
14 Kf3 loss in 2 half-moves
15 Ka5 loss in 1 half-moves
16 Ka6 loss in 1 half-moves
17 Ka7 loss in 1 half-moves
18 Kb5 loss in 1 half-moves
19 Kb7 loss in 1 half-moves
20 Kc5 loss in 1 half-moves
21 Kc6 loss in 1 half-moves
22 Kc7 loss in 1 half-moves
23 Rc4 loss in 1 half-moves
24 Re3 loss in 1 half-moves
25 Re5 loss in 1 half-moves
26 Re6 loss in 1 half-moves
27 Re7 loss in 1 half-moves
28 Re8 loss in 1 half-moves