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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Ka3 draw
4 Ka4 draw
5 Ka5 draw
6 Kb3 draw
7 Kbc4 draw
8 Kbc5 draw
9 Kc3 draw
10 Kc6 draw
11 Kd4 draw
12 Kd6 draw
13 Kdc4 draw
14 Kdc5 draw
15 Ke4 draw
16 Ke5 draw
17 Ra5 draw
18 Rc5 draw
19 Ke6 loss in 1 half-moves
20 Rb7 loss in 1 half-moves