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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Kaa2 draw
3 Kaa4 draw
4 Kab2 draw
5 Kab4 draw
6 Kba2 draw
7 Kba4 draw
8 Kbb2 draw
9 Kbb4 draw
10 Kc2 draw
11 Kc3 draw
12 Ra6 draw
13 Rb5 draw
14 Rc6 draw
15 Rg6 draw
16 Rh6 draw
17 Kc4 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rd6 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Rf6 loss in 2 half-moves