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 Kb4 draw
3 Kb2 loss in 2 half-moves
4 Kb3 loss in 2 half-moves
5 Kc1 loss in 2 half-moves
6 Kcc2 loss in 2 half-moves
7 Kcd2 loss in 2 half-moves
8 Kd3 loss in 2 half-moves
9 Kdc2 loss in 2 half-moves
10 Kdd2 loss in 2 half-moves
11 Ke1 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Rf1 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Kc4 loss in 1 half-moves
23 Kd4 loss in 1 half-moves