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 Kb1 draw
5 Kb3 draw
6 Kc2 draw
7 Ra1 draw
8 Ra2 draw
9 Ra4 draw
10 Ra7 draw
11 Rh3 loss in 8 half-moves
12 Kc1 loss in 4 half-moves
13 Kc3 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 Re3 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rg3 loss in 2 half-moves