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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rc2 draw
3 Rd2 draw
4 Rg3 draw
5 Rg4 draw
6 Rg5 draw
7 Rg8 draw
8 Rh2 draw
9 Ka1 loss in 2 half-moves
10 Ka3 loss in 2 half-moves
11 Ka5 loss in 2 half-moves
12 Ka7 loss in 2 half-moves
13 Kb1 loss in 2 half-moves
14 Kb2 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kb5 loss in 2 half-moves
17 Kb6 loss in 2 half-moves
18 Kb7 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rg6 loss in 2 half-moves
23 Rg7 loss in 2 half-moves