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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Rb4 win in 3 half-moves
3 Ka2 draw
4 Ka4 draw
5 Kb2 draw
6 Kb3 draw
7 Kd1 draw
8 Kd2 draw
9 Kd3 draw
10 Ke1 draw
11 Ke3 draw
12 Kf1 draw
13 Kf2 draw
14 Kf3 draw
15 Rc4 draw
16 Rd4 draw
17 Rh1 draw
18 Rh2 draw
19 Rh3 draw
20 Rh5 draw
21 Kb4 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh6 loss in 2 half-moves
26 Rh7 loss in 2 half-moves
27 Rh8 loss in 2 half-moves