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

EGTB: win in 4 half-moves

# move score
1 Kc4 win in 3 half-moves
2 Kc5 win in 3 half-moves
3 Kc6 win in 3 half-moves
4 Ke4 win in 3 half-moves
5 Ke5 win in 3 half-moves
6 Rb1 win in 3 half-moves
7 Rc1 win in 3 half-moves
8 Re1 win in 3 half-moves
9 Ka4 draw
10 Ka6 draw
11 Kb4 draw
12 Kb5 draw
13 Kb6 draw
14 Kd4 draw
15 Kd6 draw
16 Ke6 draw
17 Ra1 draw
18 Rf1 draw
19 Rd2 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rh1 loss in 2 half-moves