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 Kb5 draw
3 Ra2 draw
4 Ra4 loss in 16 half-moves
5 Kb3 loss in 14 half-moves
6 Ka5 loss in 6 half-moves
7 Ka3 loss in 4 half-moves
8 Ka4 loss in 4 half-moves
9 Rb1 loss in 4 half-moves
10 Rh1 loss in 4 half-moves
11 Kc3 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rg1 loss in 2 half-moves