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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Ra1 win in 7 half-moves
3 Ra7 win in 7 half-moves
4 Ra8 win in 7 half-moves
5 Ka6 draw
6 Ka7 draw
7 Ka8 draw
8 Kb6 draw
9 Kb8 draw
10 Kbc7 draw
11 Kbc8 draw
12 Kd7 draw
13 Kdc7 draw
14 Kdc8 draw
15 Ke7 draw
16 Ke8 draw
17 Rb2 draw
18 Rc2 draw
19 Rg2 draw
20 Kc6 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra4 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Rd2 loss in 2 half-moves
25 Re2 loss in 2 half-moves
26 Rf2 loss in 2 half-moves
27 Rh2 loss in 2 half-moves