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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Rh8 win in 3 half-moves
3 Ra8 draw
4 Rc2 draw
5 Rc4 draw
6 Rc6 draw
7 Rd8 draw
8 Re8 draw
9 Rf8 draw
10 Kg1 loss in 2 half-moves
11 Kg2 loss in 2 half-moves
12 Kg3 loss in 2 half-moves
13 Kh1 loss in 2 half-moves
14 Kh3 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rc7 loss in 2 half-moves