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 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc7 draw
6 Kc8 draw
7 Ra6 draw
8 Rb4 draw
9 Rb5 draw
10 Rb7 draw
11 Rc6 draw
12 Rg6 draw
13 Rh6 draw
14 Rb1 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rd6 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rf6 loss in 2 half-moves