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 Ra6 draw
3 Rc6 draw
4 Rg6 draw
5 Rh3 draw
6 Rh4 draw
7 Rh1 loss in 4 half-moves
8 Kc1 loss in 2 half-moves
9 Kc2 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Ke1 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rd6 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rh5 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Rh8 loss in 2 half-moves