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

EGTB: win in 4 half-moves

# move score
1 Rh3 win in 3 half-moves
2 Rb1 win in 5 half-moves
3 Ra1 win in 7 half-moves
4 Rc1 win in 7 half-moves
5 Ka5 draw
6 Ka7 draw
7 Kab5 draw
8 Kb3 draw
9 Kb4 draw
10 Kb6 draw
11 Kb7 draw
12 Kc3 draw
13 Kcb5 draw
14 Kd3 draw
15 Kd4 draw
16 Rg1 draw
17 Rh2 draw
18 Rh4 draw
19 Rh5 draw
20 Kc5 loss in 2 half-moves
21 Kd5 loss in 2 half-moves
22 Rd1 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Rf1 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