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 Rb3 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Rb5 win in 1 half-moves
5 Ka7 draw
6 Ka8 draw
7 Kb7 draw
8 Kc7 draw
9 Kc8 draw
10 Rb1 draw
11 Rb7 draw
12 Rc6 draw
13 Rd6 draw
14 Re6 draw
15 Rg6 draw
16 Rh6 draw
17 Ra6 loss in 2 half-moves
18 Rf6 loss in 2 half-moves