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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kf1 draw
3 Kf2 draw
4 Kg1 draw
5 Kg3 draw
6 Kh1 draw
7 Kh2 draw
8 Ra1 draw
9 Rc2 draw
10 Rc3 draw
11 Rc4 draw
12 Re1 draw
13 Rf1 draw
14 Rg1 draw
15 Kh3 loss in 6 half-moves
16 Kf3 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rc5 loss in 1 half-moves