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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kg7 draw
3 Kg8 draw
4 Ra4 draw
5 Rc4 draw
6 Rd4 draw
7 Re4 draw
8 Rg4 draw
9 Kh7 loss in 2 half-moves
10 Ka5 loss in 1 half-moves
11 Ka7 loss in 1 half-moves
12 Kb5 loss in 1 half-moves
13 Kb6 loss in 1 half-moves
14 Kb7 loss in 1 half-moves
15 Rf4 loss in 1 half-moves
16 Rh1 loss in 1 half-moves
17 Rh2 loss in 1 half-moves
18 Rh3 loss in 1 half-moves
19 Rh5 loss in 1 half-moves
20 Rh6 loss in 1 half-moves
21 Rh7 loss in 1 half-moves