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 Rc7 win in 1 half-moves
3 K5b6 win in 3 half-moves
4 K6b6 win in 3 half-moves
5 Ra7 win in 3 half-moves
6 Rg7 win in 3 half-moves
7 Rh7 win in 3 half-moves
8 K5b5 loss in 2 half-moves
9 K6b5 loss in 2 half-moves
10 Ka4 loss in 2 half-moves
11 Ka7 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf7 loss in 2 half-moves