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 Rc8 win in 1 half-moves
3 Ra7 draw
4 K6c6 loss in 1 half-moves
5 K6e6 loss in 1 half-moves
6 K6e7 loss in 1 half-moves
7 K7c6 loss in 1 half-moves
8 K7e6 loss in 1 half-moves
9 K7e7 loss in 1 half-moves
10 Kc5 loss in 1 half-moves
11 Kc8 loss in 1 half-moves
12 Kd5 loss in 1 half-moves
13 Kd8 loss in 1 half-moves
14 Ke5 loss in 1 half-moves
15 Ke8 loss in 1 half-moves
16 Rc1 loss in 1 half-moves
17 Rc2 loss in 1 half-moves
18 Rc3 loss in 1 half-moves
19 Rc4 loss in 1 half-moves
20 Rc5 loss in 1 half-moves
21 Rc6 loss in 1 half-moves