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 Re1 draw
3 Re8 draw
4 Ka5 loss in 2 half-moves
5 Ka6 loss in 2 half-moves
6 Ka7 loss in 2 half-moves
7 Kb3 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kb7 loss in 2 half-moves
10 Kbb5 loss in 2 half-moves
11 Kbc5 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kcb5 loss in 2 half-moves
16 Kcc5 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Re6 loss in 2 half-moves
25 Re7 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rh4 loss in 2 half-moves