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

EGTB: win in 4 half-moves

# move score
1 Kc1 win in 3 half-moves
2 Kc2 win in 3 half-moves
3 Kc3 win in 3 half-moves
4 Ra7 win in 3 half-moves
5 Rb7 win in 3 half-moves
6 Rc7 win in 3 half-moves
7 Rd1 win in 5 half-moves
8 Rd2 win in 5 half-moves
9 Ka1 draw
10 Ka4 draw
11 Kaa2 draw
12 Kab3 draw
13 Kb1 draw
14 Kb4 draw
15 Kba2 draw
16 Kbb3 draw
17 Rd6 draw
18 Rd8 draw
19 Re7 draw
20 Rf7 draw
21 Rd3 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Rd5 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rh7 loss in 2 half-moves