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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Ka1 draw
3 Ka2 draw
4 Kc1 draw
5 Ra1 draw
6 Ra2 draw
7 Ra7 draw
8 Re3 draw
9 Rf3 draw
10 Rh3 draw
11 Kb2 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Ra6 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Rg3 loss in 1 half-moves