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 Rb5 win in 1 half-moves
3 Rc4 win in 1 half-moves
4 Ke5 loss in 2 half-moves
5 Ke6 loss in 2 half-moves
6 Ke7 loss in 2 half-moves
7 Kg6 loss in 2 half-moves
8 Kg7 loss in 2 half-moves
9 a3 loss in 1 half-moves
10 Kf5 loss in 1 half-moves
11 Kf7 loss in 1 half-moves
12 Kg5 loss in 1 half-moves
13 Rb2 loss in 1 half-moves
14 Rb3 loss in 1 half-moves
15 Rb6 loss in 1 half-moves
16 Rb7 loss in 1 half-moves
17 Rb8 loss in 1 half-moves
18 Rd4 loss in 1 half-moves
19 Re4 loss in 1 half-moves
20 Rf4 loss in 1 half-moves
21 Rg4 loss in 1 half-moves
22 Rh4 loss in 1 half-moves