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

EGTB: win in 4 half-moves

# move score
1 Rc2 win in 3 half-moves
2 Rc6 win in 3 half-moves
3 Rd8 win in 3 half-moves
4 Re8 win in 3 half-moves
5 Rc4 win in 9 half-moves
6 b5 draw
7 Ra8 draw
8 Rb8 draw
9 Rc1 loss in 2 half-moves
10 Rc3 loss in 2 half-moves
11 Rc5 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rg8 loss in 2 half-moves
14 Rh8 loss in 2 half-moves
15 Rf8 loss in 1 half-moves