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

EGTB: win in 2 half-moves

# move score
1 Ka3 win in 1 half-moves
2 Kb3 win in 1 half-moves
3 Rg1 win in 1 half-moves
4 Rg2 win in 1 half-moves
5 Rg3 win in 1 half-moves
6 Re7 draw
7 K1b1 loss in 2 half-moves
8 K1b2 loss in 2 half-moves
9 K2b1 loss in 2 half-moves
10 K2b2 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh7 loss in 2 half-moves