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 Kd1 win in 3 half-moves
3 Kg2 win in 3 half-moves
4 Kd2 win in 5 half-moves
5 Kg1 win in 5 half-moves
6 Rb4 win in 5 half-moves
7 Kb1 draw
8 Kb2 draw
9 Kb3 draw
10 Kc3 draw
11 Kd3 draw
12 Kh2 draw
13 Ra4 draw
14 Rc3 draw
15 Rc5 draw
16 Rc6 draw
17 Rd4 draw
18 Re4 draw
19 Rc7 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rg4 loss in 2 half-moves
23 Rh4 loss in 2 half-moves