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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Ke7 draw
3 Ke8 draw
4 Kg8 draw
5 Ra8 draw
6 Rc1 draw
7 Rc2 draw
8 Rc3 draw
9 Rc7 draw
10 Rd8 draw
11 Re8 draw
12 Kf7 loss in 2 half-moves
13 Kg7 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