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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rc3 loss in 6 half-moves
3 Nb5 loss in 2 half-moves
4 Nc6 loss in 2 half-moves
5 Nc8 loss in 2 half-moves
6 Ra4 loss in 2 half-moves
7 Rc2 loss in 2 half-moves
8 Rc6 loss in 2 half-moves
9 Rc7 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 Rc1 loss in 1 half-moves
16 Rc5 loss in 1 half-moves
17 Rf4 loss in 1 half-moves