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

EGTB: win in 3 half-moves

# move score
1 Rc4 win in 2 half-moves
2 g1=K draw
3 g1=R draw
4 Ra5 draw
5 Rc1 draw
6 Rc2 draw
7 Rc3 draw
8 Rc8 draw
9 Rg5 draw
10 Rh5 draw
11 Rb5 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd5 loss in 2 half-moves
15 Re5 loss in 2 half-moves
16 Rf5 loss in 2 half-moves
17 g1=B loss in 1 half-moves
18 g1=N loss in 1 half-moves
19 g1=Q loss in 1 half-moves