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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Ka1 draw
3 Ka2 draw
4 Kb1 draw
5 Kb3 draw
6 Ra1 draw
7 Ra2 draw
8 Rb3 loss in 14 half-moves
9 Kc1 loss in 4 half-moves
10 Kc2 loss in 4 half-moves
11 Kc3 loss in 4 half-moves
12 Ra4 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves