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 Ka4 draw
3 Ka5 draw
4 Ka6 draw
5 Kb4 draw
6 Kc4 draw
7 Kc5 draw
8 Ra1 draw
9 Rb3 draw
10 Rb4 draw
11 Rf1 draw
12 Rg1 draw
13 Rh1 draw
14 Kb6 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Re1 loss in 2 half-moves