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 Rc3 draw
3 Rc6 draw
4 Rc7 draw
5 Rc8 draw
6 Kf1 loss in 2 half-moves
7 Kf2 loss in 2 half-moves
8 Kgg2 loss in 2 half-moves
9 Kgh2 loss in 2 half-moves
10 Khg2 loss in 2 half-moves
11 Khh2 loss in 2 half-moves
12 Ra2 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rh2 loss in 2 half-moves