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

EGTB: win in 4 half-moves

# move score
1 Rc1 win in 3 half-moves
2 Kc1 draw
3 Kc2 draw
4 Kdd2 draw
5 Ked2 draw
6 Kf1 draw
7 Ra2 draw
8 Ra7 draw
9 Rb1 draw
10 Kde2 loss in 2 half-moves
11 Kee2 loss in 2 half-moves
12 Kf2 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Ra8 loss in 2 half-moves