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 Rb1 draw
8 Rb2 draw
9 Rb3 draw
10 Rb6 draw
11 Rb7 draw
12 Rc5 draw
13 Rd5 draw
14 Re5 draw
15 Rf5 draw
16 Rg5 draw
17 Ra5 loss in 2 half-moves
18 Rh5 loss in 2 half-moves