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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Ke4 draw
6 Ke5 draw
7 Kf4 draw
8 Kg4 draw
9 Kg5 draw
10 Kg6 draw
11 Ra5 draw
12 Rb2 draw
13 Rb3 draw
14 Rb4 draw
15 Rb6 draw
16 Ke6 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rd5 loss in 2 half-moves
22 Re5 loss in 2 half-moves