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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Rc4 win in 3 half-moves
3 Ra8 win in 5 half-moves
4 Kc8 draw
5 Kdd7 draw
6 Kde7 draw
7 Ked7 draw
8 Kee7 draw
9 Kf7 draw
10 Kf8 draw
11 Ra5 draw
12 Ra6 draw
13 Rb4 draw
14 Rg4 draw
15 Rh4 draw
16 Kc7 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rf4 loss in 2 half-moves