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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kd1 draw
6 Kd2 draw
7 Rb1 draw
8 Rb2 draw
9 Rb4 draw
10 Rb7 draw
11 Rb8 draw
12 Rc6 draw
13 Rd6 draw
14 Re6 draw
15 Rf6 draw
16 Rg6 draw
17 Rh6 draw
18 Ra6 loss in 2 half-moves
19 Rb5 loss in 2 half-moves