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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Re6 win in 1 half-moves
3 Rh6 win in 1 half-moves
4 Kb4 loss in 2 half-moves
5 Kb5 loss in 2 half-moves
6 Kc4 loss in 2 half-moves
7 Kd4 loss in 2 half-moves
8 Kd5 loss in 2 half-moves
9 Ra6 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Kc6 loss in 1 half-moves
19 Kd6 loss in 1 half-moves
20 Rc6 loss in 1 half-moves
21 Rd6 loss in 1 half-moves