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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Ra4 win in 3 half-moves
3 Ra1 draw
4 Ra3 draw
5 Ra5 draw
6 Ra6 draw
7 Rc7 draw
8 Rd7 draw
9 Re7 draw
10 Rh7 draw
11 Kc1 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kd2 loss in 2 half-moves
14 Kde2 loss in 2 half-moves
15 Ke1 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Kf2 loss in 2 half-moves
19 Kf4 loss in 2 half-moves
20 Kfe2 loss in 2 half-moves
21 Kg2 loss in 2 half-moves
22 Kg3 loss in 2 half-moves
23 Kg4 loss in 2 half-moves
24 Ra8 loss in 2 half-moves
25 Rb7 loss in 2 half-moves
26 Rf7 loss in 2 half-moves
27 Rg7 loss in 2 half-moves