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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Ra7 draw
6 Rc7 draw
7 Rd7 draw
8 Re7 draw
9 Rf7 draw
10 Rg1 draw
11 Rg3 draw
12 Rg4 draw
13 Rg5 draw
14 Rg8 draw
15 Rh7 draw
16 Rg2 loss in 2 half-moves
17 Rg6 loss in 2 half-moves