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

EGTB: win in 4 half-moves

# move score
1 Rc2 win in 3 half-moves
2 Kc7 draw
3 Kc8 draw
4 Kf8 draw
5 Ra1 draw
6 Ra3 draw
7 Ra8 draw
8 Rb2 draw
9 Rd2 draw
10 Rh2 draw
11 Kdd7 loss in 2 half-moves
12 Kde7 loss in 2 half-moves
13 Ked7 loss in 2 half-moves
14 Kee7 loss in 2 half-moves
15 Kf7 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rg2 loss in 2 half-moves