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 Kb4 draw
3 Kb5 draw
4 Kc5 draw
5 Kd4 draw
6 Kd5 draw
7 Re2 draw
8 Re3 draw
9 Re5 draw
10 Re6 draw
11 Re7 draw
12 Re8 draw
13 Rf4 draw
14 Rh4 draw
15 Kb3 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re1 loss in 2 half-moves