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

EGTB: win in 2 half-moves

# move score
1 Rc1 win in 1 half-moves
2 Rc2 win in 1 half-moves
3 Rc3 win in 1 half-moves
4 Rc8 win in 1 half-moves
5 Re4 win in 1 half-moves
6 Rf4 win in 1 half-moves
7 Rg4 win in 1 half-moves
8 Rh4 win in 1 half-moves
9 g4 loss in 2 half-moves
10 Ra4 loss in 1 half-moves
11 Rb4 loss in 1 half-moves
12 Rc5 loss in 1 half-moves
13 Rc6 loss in 1 half-moves
14 Rc7 loss in 1 half-moves
15 Rd4 loss in 1 half-moves