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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kg3 draw
5 Kh3 draw
6 Rc1 draw
7 Rc8 draw
8 Rd2 draw
9 Re2 draw
10 Rf2 draw
11 Kh1 loss in 6 half-moves
12 Ra2 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rg2 loss in 2 half-moves