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

EGTB: win in 10 half-moves

# move score
1 Rc4 win in 9 half-moves
2 Ra8 draw
3 Rb8 draw
4 Rc6 draw
5 Rd8 draw
6 Rh8 draw
7 Rc1 loss in 2 half-moves
8 Rc2 loss in 2 half-moves
9 Rc3 loss in 2 half-moves
10 Rc5 loss in 2 half-moves
11 Rc7 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rg8 loss in 2 half-moves