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

EGTB: win in 2 half-moves

# move score
1 Kc7 win in 1 half-moves
2 Kd7 win in 1 half-moves
3 Rb7 draw
4 K5b5 loss in 2 half-moves
5 K5d5 loss in 2 half-moves
6 K5d6 loss in 2 half-moves
7 K6b5 loss in 2 half-moves
8 K6d5 loss in 2 half-moves
9 K6d6 loss in 2 half-moves
10 Kb4 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Kd4 loss in 2 half-moves
13 Ra6 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Kb7 loss in 1 half-moves