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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Ra1 draw
3 Rc1 draw
4 Rd1 draw
5 Re1 draw
6 Rf5 draw
7 Rf6 draw
8 Rf7 draw
9 Rf8 draw
10 K3a4 loss in 2 half-moves
11 K3b4 loss in 2 half-moves
12 K5a4 loss in 2 half-moves
13 K5b4 loss in 2 half-moves
14 Ka2 loss in 2 half-moves
15 Ka6 loss in 2 half-moves
16 Kb2 loss in 2 half-moves
17 Kb3 loss in 2 half-moves
18 Kb5 loss in 2 half-moves
19 Kb6 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves