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 Ka2 draw
3 Kb1 draw
4 Kb3 draw
5 Kc2 draw
6 Kc3 draw
7 Ra2 draw
8 Ra3 draw
9 Ra7 draw
10 Rb1 draw
11 Rf1 loss in 18 half-moves
12 Kc1 loss in 8 half-moves
13 Ka3 loss in 4 half-moves
14 Ra4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 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 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves