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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb4 win in 1 half-moves
3 Rb5 win in 1 half-moves
4 Rb6 win in 1 half-moves
5 Re8 win in 3 half-moves
6 Rd8 win in 5 half-moves
7 Rf8 win in 5 half-moves
8 Rg8 win in 5 half-moves
9 Rh8 win in 5 half-moves
10 Kc3 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Ke3 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rc8 loss in 2 half-moves