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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Re1 win in 3 half-moves
3 Rh1 win in 3 half-moves
4 Ka5 win in 5 half-moves
5 Ka7 win in 5 half-moves
6 Kb5 win in 5 half-moves
7 Kb6 win in 5 half-moves
8 Kb7 win in 5 half-moves
9 Ra1 win in 5 half-moves
10 Rb7 win in 5 half-moves
11 Rb8 win in 5 half-moves
12 Rc1 win in 5 half-moves
13 Rd1 win in 5 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves