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 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Kc3 draw
6 Kc4 draw
7 Kc5 draw
8 Ra1 draw
9 Rb3 draw
10 Rc1 draw
11 Kb3 loss in 8 half-moves
12 Kb5 loss in 6 half-moves
13 Rd1 loss in 6 half-moves
14 Re1 loss in 4 half-moves
15 Rg1 loss in 2 half-moves
16 Rh1 loss in 2 half-moves
17 Rf1 loss in 1 half-moves