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