Click on the third or sixth rank to set the en passant target square.

EGTB: win in 6 half-moves

# move score
1 Rh4 win in 5 half-moves
2 Ra4 draw
3 Rb4 draw
4 Rc4 draw
5 Rd4 draw
6 Re1 draw
7 Re2 draw
8 Re5 draw
9 K7g7 loss in 2 half-moves
10 K7g8 loss in 2 half-moves
11 K8g7 loss in 2 half-moves
12 K8g8 loss in 2 half-moves
13 Kg6 loss in 2 half-moves
14 Kh6 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves