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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kab5 draw
5 Kab6 draw
6 Kb4 draw
7 Kb7 draw
8 Kc5 draw
9 Kc7 draw
10 Kcb5 draw
11 Kcb6 draw
12 Kd5 draw
13 Kd6 draw
14 Kd7 draw
15 Rb3 draw
16 Rc3 draw
17 Rd3 draw
18 Re3 draw
19 Rf3 draw
20 Ra1 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Rg3 loss in 2 half-moves
23 Rh3 loss in 2 half-moves