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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Re8 win in 5 half-moves
3 Rf8 win in 7 half-moves
4 Rg8 win in 7 half-moves
5 Rh8 win in 7 half-moves
6 Rc2 draw
7 Rc6 draw
8 g3 loss in 2 half-moves
9 g4 loss in 2 half-moves
10 Ne2 loss in 2 half-moves
11 Nf3 loss in 2 half-moves
12 Nh3 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rd8 loss in 2 half-moves