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 Re2 draw
3 Re7 draw
4 Re8 draw
5 K4a5 loss in 2 half-moves
6 K4b5 loss in 2 half-moves
7 K4c5 loss in 2 half-moves
8 K6a5 loss in 2 half-moves
9 K6b5 loss in 2 half-moves
10 K6c5 loss in 2 half-moves
11 Ka3 loss in 2 half-moves
12 Ka4 loss in 2 half-moves
13 Ka6 loss in 2 half-moves
14 Ka7 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kb7 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Kc4 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Kc7 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Re6 loss in 2 half-moves
27 Rf4 loss in 2 half-moves
28 Rh4 loss in 2 half-moves