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 Rf1 draw
3 Rf2 draw
4 Rf5 draw
5 Ka3 loss in 2 half-moves
6 Ka4 loss in 2 half-moves
7 Ka6 loss in 2 half-moves
8 Ka7 loss in 2 half-moves
9 Kb3 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rh4 loss in 2 half-moves
23 K4a5 loss in 1 half-moves
24 K4b5 loss in 1 half-moves
25 K4c5 loss in 1 half-moves
26 K6a5 loss in 1 half-moves
27 K6b5 loss in 1 half-moves
28 K6c5 loss in 1 half-moves