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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 K1b1 draw
3 K1b2 draw
4 K2b2 draw
5 Ra7 draw
6 Rb2 draw
7 Rb4 draw
8 Rb5 draw
9 Rb6 draw
10 Rb8 draw
11 Rc7 draw
12 Rd7 draw
13 Re7 draw
14 K2b1 loss in 2 half-moves
15 Ka3 loss in 2 half-moves
16 Kb3 loss in 2 half-moves
17 Rb1 loss in 1 half-moves
18 Rb3 loss in 1 half-moves
19 Rf7 loss in 1 half-moves
20 Rh7 loss in 1 half-moves