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

EGTB: win in 4 half-moves

# move score
1 Rc4 win in 3 half-moves
2 Rc1 win in 7 half-moves
3 Rc7 win in 7 half-moves
4 Rc8 win in 7 half-moves
5 Na6 loss in 2 half-moves
6 Nc6 loss in 2 half-moves
7 Nd7 loss in 2 half-moves
8 Ra2 loss in 2 half-moves
9 Rb2 loss in 2 half-moves
10 Rc3 loss in 2 half-moves
11 Rc5 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rd2 loss in 2 half-moves
14 Rf2 loss in 2 half-moves
15 Rh2 loss in 2 half-moves
16 Re2 loss in 1 half-moves
17 Rg2 loss in 1 half-moves