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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Kc8 win in 3 half-moves
3 Rc4 win in 3 half-moves
4 Rd4 win in 3 half-moves
5 Kg7 win in 5 half-moves
6 Kg8 win in 5 half-moves
7 Kd7 draw
8 Kde7 draw
9 Kde8 draw
10 Kf7 draw
11 Kfe7 draw
12 Kfe8 draw
13 Ra4 draw
14 Rb5 draw
15 Rb6 draw
16 Rb7 draw
17 Rb8 draw
18 Re4 draw
19 Rf4 draw
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rg4 loss in 2 half-moves
24 Rh4 loss in 2 half-moves