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

EGTB: win in 2 half-moves

# move score
1 Rg1 win in 1 half-moves
2 Rb6 draw
3 Ka2 loss in 2 half-moves
4 Kb2 loss in 2 half-moves
5 Rb2 loss in 2 half-moves
6 Rb3 loss in 2 half-moves
7 Rb7 loss in 2 half-moves
8 Rb8 loss in 2 half-moves
9 Rc1 loss in 2 half-moves
10 Rd1 loss in 2 half-moves
11 Re1 loss in 2 half-moves
12 Rf1 loss in 2 half-moves
13 Rh1 loss in 2 half-moves
14 Rb4 loss in 1 half-moves
15 Rb5 loss in 1 half-moves