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

EGTB: win in 2 half-moves

# move score
1 Rh6 win in 1 half-moves
2 Kb7 draw
3 Kd7 draw
4 Ra6 draw
5 Rb8 draw
6 Rc6 draw
7 Kc8 loss in 8 half-moves
8 Rb5 loss in 8 half-moves
9 Kc6 loss in 6 half-moves
10 Rb7 loss in 6 half-moves
11 Kb8 loss in 4 half-moves
12 Kd6 loss in 4 half-moves
13 Kd8 loss in 4 half-moves
14 Rb1 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg6 loss in 2 half-moves