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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rd4 win in 1 half-moves
3 Ka2 win in 3 half-moves
4 Ka3 win in 3 half-moves
5 Ka5 win in 3 half-moves
6 Kb1 win in 3 half-moves
7 Kb2 win in 3 half-moves
8 Kb3 win in 3 half-moves
9 Kb5 win in 3 half-moves
10 Rb3 win in 3 half-moves
11 Rb5 win in 3 half-moves
12 Rb6 win in 3 half-moves
13 Rb7 win in 3 half-moves
14 Rc4 win in 3 half-moves
15 Re4 win in 3 half-moves
16 Rf4 win in 3 half-moves
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rh4 loss in 2 half-moves