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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kc2 win in 3 half-moves
3 Rc1 win in 3 half-moves
4 Kc1 win in 5 half-moves
5 Ke1 win in 7 half-moves
6 Ke2 win in 7 half-moves
7 Ke3 win in 7 half-moves
8 Kf1 win in 7 half-moves
9 Kf3 win in 7 half-moves
10 Ra3 win in 7 half-moves
11 Rb3 win in 7 half-moves
12 Rc2 win in 7 half-moves
13 Rc4 win in 7 half-moves
14 Ka1 draw
15 Ka2 draw
16 Kg1 draw
17 Kg2 draw
18 Kg3 draw
19 Rc5 draw
20 Rd3 draw
21 Rh3 draw
22 Rc6 loss in 2 half-moves
23 Rc7 loss in 2 half-moves
24 Rc8 loss in 2 half-moves
25 Re3 loss in 2 half-moves
26 Rf3 loss in 2 half-moves
27 Rg3 loss in 2 half-moves