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

EGTB: win in 10 half-moves

# move score
1 Rc1 win in 9 half-moves
2 Rc2 loss in 4 half-moves
3 Rc3 loss in 4 half-moves
4 Nb1 loss in 2 half-moves
5 Nb5 loss in 2 half-moves
6 Nc2 loss in 2 half-moves
7 Ra4 loss in 2 half-moves
8 Rb4 loss in 2 half-moves
9 Rc5 loss in 2 half-moves
10 Rc6 loss in 2 half-moves
11 Rc7 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rh4 loss in 2 half-moves
16 Re4 loss in 1 half-moves
17 Rg4 loss in 1 half-moves