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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rc1 draw
3 Rc2 draw
4 Rc3 draw
5 Kc8 loss in 2 half-moves
6 Kd6 loss in 2 half-moves
7 Kdd7 loss in 2 half-moves
8 Kde8 loss in 2 half-moves
9 Ke6 loss in 2 half-moves
10 Ked7 loss in 2 half-moves
11 Kee8 loss in 2 half-moves
12 Kf6 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd7 loss in 2 half-moves