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

EGTB: win in 4 half-moves

# move score
1 d7 win in 3 half-moves
2 Rg7 win in 3 half-moves
3 Rg8 win in 3 half-moves
4 Ra4 draw
5 Rg5 draw
6 Rh4 draw
7 Rb4 loss in 2 half-moves
8 Rc4 loss in 2 half-moves
9 Rd4 loss in 2 half-moves
10 Re4 loss in 2 half-moves
11 Rf4 loss in 2 half-moves
12 Rg1 loss in 2 half-moves
13 Rg2 loss in 2 half-moves
14 Rg3 loss in 2 half-moves
15 Rg6 loss in 2 half-moves