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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Rb1 draw
3 Rc4 draw
4 Rc7 draw
5 Rc8 draw
6 Rf1 draw
7 Rg1 draw
8 Kg1 loss in 2 half-moves
9 Kg2 loss in 2 half-moves
10 Kg5 loss in 2 half-moves
11 Kg6 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Kh2 loss in 2 half-moves
14 Kh5 loss in 2 half-moves
15 Kh7 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Re1 loss in 2 half-moves