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 Ka3 loss in 2 half-moves
3 Ka4 loss in 2 half-moves
4 Ka5 loss in 2 half-moves
5 Kb3 loss in 2 half-moves
6 Kb5 loss in 2 half-moves
7 Kc3 loss in 2 half-moves
8 Kc4 loss in 2 half-moves
9 Kc5 loss in 2 half-moves
10 Rc4 loss in 2 half-moves
11 Rd4 loss in 2 half-moves
12 Re5 loss in 2 half-moves
13 Re6 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Re1 loss in 1 half-moves
18 Re2 loss in 1 half-moves
19 Re3 loss in 1 half-moves
20 Re7 loss in 1 half-moves