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 Ra5 draw
8 Rb1 draw
9 Rb2 draw
10 Rc5 draw
11 Rd5 draw
12 Rf5 loss in 12 half-moves
13 Re5 loss in 6 half-moves
14 Rb3 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rh5 loss in 2 half-moves