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

EGTB: win in 4 half-moves

# move score
1 Rd3 win in 3 half-moves
2 Ka5 win in 5 half-moves
3 Kc3 win in 5 half-moves
4 Kc5 win in 5 half-moves
5 Kd3 win in 5 half-moves
6 Kd4 win in 5 half-moves
7 Kd5 win in 5 half-moves
8 Rc3 win in 9 half-moves
9 Re3 win in 11 half-moves
10 Kab3 draw
11 Kab4 draw
12 Kab5 draw
13 Kcb3 draw
14 Kcb4 draw
15 Kcb5 draw
16 Ra1 draw
17 Ra2 draw
18 Rb3 draw
19 Rf3 draw
20 Rg3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves