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 Ra3 draw
8 Rc3 draw
9 Re3 draw
10 Rf3 draw
11 Rg3 draw
12 Rh3 draw
13 Kb5 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rd3 loss in 2 half-moves