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 draw
3 Ka4 draw
4 Kb4 draw
5 Kc3 draw
6 Kc4 draw
7 Ra4 draw
8 Rb4 draw
9 Rc4 draw
10 Rd4 draw
11 Re2 draw
12 Re3 draw
13 Ka2 loss in 4 half-moves
14 Kb2 loss in 4 half-moves
15 Kc2 loss in 4 half-moves
16 Re5 loss in 4 half-moves
17 Re6 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Re1 loss in 1 half-moves