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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc2 draw
6 Kc3 draw
7 Kc4 draw
8 Kc7 draw
9 Kc8 draw
10 Kd2 draw
11 Kd4 draw
12 Ke3 draw
13 Ke4 draw
14 Ra6 draw
15 Rc6 draw
16 Rd6 draw
17 Re1 draw
18 Re5 draw
19 Re7 draw
20 Re8 draw
21 Rf6 draw
22 Ke2 loss in 2 half-moves
23 Re2 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Re4 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rh6 loss in 2 half-moves