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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Rb2 draw
3 Rc2 draw
4 Rd2 draw
5 Rg3 draw
6 Rg4 draw
7 Rg5 draw
8 Rg6 draw
9 Rh2 draw
10 K1a2 loss in 2 half-moves
11 K1b2 loss in 2 half-moves
12 K1c2 loss in 2 half-moves
13 K3a2 loss in 2 half-moves
14 K3b2 loss in 2 half-moves
15 K3c2 loss in 2 half-moves
16 Ka1 loss in 2 half-moves
17 Ka3 loss in 2 half-moves
18 Ka4 loss in 2 half-moves
19 Kb4 loss in 2 half-moves
20 Kc1 loss in 2 half-moves
21 Kc3 loss in 2 half-moves
22 Kc4 loss in 2 half-moves
23 Re2 loss in 2 half-moves
24 Rf2 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rg8 loss in 2 half-moves