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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kb5 win in 7 half-moves
3 Ra6 draw
4 Rb1 draw
5 Rb2 draw
6 Rb3 draw
7 Kb7 loss in 2 half-moves
8 Kcc5 loss in 2 half-moves
9 Kcc7 loss in 2 half-moves
10 Kcd5 loss in 2 half-moves
11 Kcd7 loss in 2 half-moves
12 Kdc5 loss in 2 half-moves
13 Kdc7 loss in 2 half-moves
14 Kdd5 loss in 2 half-moves
15 Kdd7 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb7 loss in 2 half-moves