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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc7 draw
6 Kc8 draw
7 Ra6 draw
8 Rb3 draw
9 Rb5 draw
10 Rb7 draw
11 Rc6 draw
12 Rd6 draw
13 Re6 draw
14 Rf6 draw
15 Rb1 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rh6 loss in 2 half-moves