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

EGTB: win in 2 half-moves

# move score
1 Rc3 win in 1 half-moves
2 Rc5 win in 1 half-moves
3 Rc7 win in 1 half-moves
4 Rf4 win in 1 half-moves
5 Nc1 loss in 2 half-moves
6 Ra4 loss in 2 half-moves
7 Rc1 loss in 2 half-moves
8 Rc2 loss in 2 half-moves
9 Rc6 loss in 2 half-moves
10 Rc8 loss in 2 half-moves
11 Rd4 loss in 2 half-moves
12 Re4 loss in 2 half-moves
13 Rg4 loss in 2 half-moves
14 Rh4 loss in 2 half-moves
15 Nb4 loss in 1 half-moves
16 Nc3 loss in 1 half-moves
17 Rb4 loss in 1 half-moves