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 Kb1 draw
3 Kb3 draw
4 Kc2 draw
5 Ra2 draw
6 Ra3 draw
7 Ra4 draw
8 Rh1 loss in 6 half-moves
9 Ka2 loss in 4 half-moves
10 Ka3 loss in 4 half-moves
11 Kc1 loss in 4 half-moves
12 Rb1 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 Ra7 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves