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

EGTB: win in 2 half-moves

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