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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Ka7 draw
3 Ra2 draw
4 Rc2 draw
5 Re2 draw
6 Rf1 draw
7 Rf4 draw
8 Rf5 draw
9 Rf6 draw
10 Rf7 draw
11 Rg2 draw
12 Rh2 draw
13 Kb7 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Rd2 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rf8 loss in 2 half-moves