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

EGTB: win in 2 half-moves

# move score
1 b7 win in 1 half-moves
2 Rc1 win in 1 half-moves
3 Rc5 win in 1 half-moves
4 Rd6 win in 1 half-moves
5 Rg6 win in 1 half-moves
6 Rh6 win in 1 half-moves
7 Rc4 draw
8 Rc2 loss in 2 half-moves
9 Rc3 loss in 2 half-moves
10 Rc7 loss in 2 half-moves
11 Rc8 loss in 2 half-moves
12 Re6 loss in 2 half-moves
13 Rf6 loss in 2 half-moves