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 Ka1 draw
3 Ka2 draw
4 Ka3 draw
5 Ka6 draw
6 Kb1 draw
7 Kb3 draw
8 Kb4 draw
9 Kb5 draw
10 Kb6 draw
11 Rb4 draw
12 Rh4 draw
13 Ra2 loss in 4 half-moves
14 Kc1 loss in 2 half-moves
15 Kc2 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rf4 loss in 2 half-moves