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

EGTB: win in 6 half-moves

# move score
1 Rb1 win in 5 half-moves
2 Ra1 draw
3 Rc1 draw
4 Rf4 draw
5 Rf5 draw
6 Rf6 draw
7 Rf8 draw
8 Rg1 draw
9 Rh1 draw
10 K3b3 loss in 2 half-moves
11 K3b4 loss in 2 half-moves
12 K4b3 loss in 2 half-moves
13 K4b4 loss in 2 half-moves
14 Ka2 loss in 2 half-moves
15 Ka5 loss in 2 half-moves
16 Kb2 loss in 2 half-moves
17 Kb5 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rf7 loss in 2 half-moves