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 Rf6 draw
3 Rf7 draw
4 Rf8 draw
5 K2a3 loss in 2 half-moves
6 K2b3 loss in 2 half-moves
7 K4a3 loss in 2 half-moves
8 K4b3 loss in 2 half-moves
9 Ka1 loss in 2 half-moves
10 Ka5 loss in 2 half-moves
11 Kb1 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rf5 loss in 2 half-moves
23 Rh4 loss in 2 half-moves