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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 K6a7 draw
3 K8a7 draw
4 K8b7 draw
5 Ka5 draw
6 Ka6 draw
7 Ka8 draw
8 Kb5 draw
9 Ra3 draw
10 Rb1 draw
11 Rb2 draw
12 Rb4 draw
13 Rc3 draw
14 Rh3 draw
15 K6b7 loss in 2 half-moves
16 K6c7 loss in 2 half-moves
17 K8c7 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Kc8 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rg3 loss in 2 half-moves