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 Ka2 draw
3 Ka3 draw
4 Ka4 draw
5 Kb2 draw
6 Kb4 draw
7 Kc2 draw
8 Kc3 draw
9 Kc4 draw
10 Ra4 draw
11 Re1 draw
12 Re2 draw
13 Re3 draw
14 Re5 draw
15 Re6 draw
16 Rf4 draw
17 Rh4 draw
18 Rb4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Re8 loss in 2 half-moves