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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Rc6 draw
3 Rc7 draw
4 Rc8 draw
5 K2a3 loss in 2 half-moves
6 K2b3 loss in 2 half-moves
7 K2c3 loss in 2 half-moves
8 K4a3 loss in 2 half-moves
9 K4b3 loss in 2 half-moves
10 K4c3 loss in 2 half-moves
11 Ka1 loss in 2 half-moves
12 Ka2 loss in 2 half-moves
13 Ka4 loss in 2 half-moves
14 Ka5 loss in 2 half-moves
15 Kb1 loss in 2 half-moves
16 Kb5 loss in 2 half-moves
17 Kc1 loss in 2 half-moves
18 Kc2 loss in 2 half-moves
19 Kc5 loss in 2 half-moves
20 Rc1 loss in 2 half-moves
21 Rc2 loss in 2 half-moves
22 Rc3 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Re4 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rh4 loss in 2 half-moves