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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Rb6 win in 1 half-moves
3 Kb7 loss in 2 half-moves
4 Kb8 loss in 2 half-moves
5 Kc7 loss in 2 half-moves
6 Kd7 loss in 2 half-moves
7 Kd8 loss in 2 half-moves
8 Ra2 loss in 2 half-moves
9 Rb1 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rc2 loss in 2 half-moves
13 Rd2 loss in 2 half-moves
14 Rh2 loss in 2 half-moves
15 Rb3 loss in 1 half-moves
16 Rb4 loss in 1 half-moves
17 Re2 loss in 1 half-moves
18 Rf2 loss in 1 half-moves
19 Rg2 loss in 1 half-moves