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

EGTB: win in 4 half-moves

# move score
1 Rh2 win in 3 half-moves
2 Rh4 win in 3 half-moves
3 Ra7 draw
4 Rb7 draw
5 Rc7 draw
6 Rd7 draw
7 Rh1 draw
8 Rh3 draw
9 Rh5 draw
10 Rh6 draw
11 Kb2 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Ke2 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Kf2 loss in 2 half-moves
23 Kf4 loss in 2 half-moves
24 Kg2 loss in 2 half-moves
25 Kg3 loss in 2 half-moves
26 Kg4 loss in 2 half-moves
27 Re7 loss in 2 half-moves
28 Rf7 loss in 2 half-moves
29 Rg7 loss in 2 half-moves
30 Rh8 loss in 2 half-moves