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 Kb7 draw
4 Kc7 draw
5 Kc8 draw
6 Ra5 draw
7 Rb2 draw
8 Rb3 draw
9 Rb7 draw
10 Rc5 draw
11 Re5 draw
12 Rf5 draw
13 Ka8 loss in 32 half-moves
14 Rb1 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Rg5 loss in 1 half-moves
18 Rh5 loss in 1 half-moves