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 Kf8 win in 17 half-moves
3 Kf7 draw
4 Kgg7 draw
5 Kgh8 draw
6 Khg7 draw
7 Khh8 draw
8 Ra8 draw
9 Rc1 draw
10 Rc2 draw
11 Rc6 draw
12 Rd8 draw
13 Kg6 loss in 2 half-moves
14 Kh6 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 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves