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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Rb6 win in 1 half-moves
3 Kb8 draw
4 Kd8 draw
5 Kg8 draw
6 Rb1 draw
7 Rb2 draw
8 Rb8 draw
9 Rc7 draw
10 Rg7 draw
11 Rh7 draw
12 Kc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kg7 loss in 2 half-moves
15 Kh7 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf7 loss in 2 half-moves