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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Kb1 loss in 8 half-moves
3 Kb2 loss in 8 half-moves
4 Kc1 loss in 4 half-moves
5 Kd1 loss in 4 half-moves
6 Rg2 loss in 4 half-moves
7 Kb3 loss in 2 half-moves
8 Kc3 loss in 2 half-moves
9 Kd2 loss in 2 half-moves
10 Kd3 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rc1 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rg8 loss in 1 half-moves