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

EGTB: win in 2 half-moves

# move score
1 Rf1 win in 1 half-moves
2 Rg7 draw
3 K1a2 loss in 2 half-moves
4 K1b2 loss in 2 half-moves
5 K3a2 loss in 2 half-moves
6 K3b2 loss in 2 half-moves
7 Ka4 loss in 2 half-moves
8 Kb1 loss in 2 half-moves
9 Kb3 loss in 2 half-moves
10 Kb4 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 Rg2 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 Rg8 loss in 2 half-moves
21 Rh1 loss in 2 half-moves