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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kc7 draw
5 Kc8 draw
6 Kh2 draw
7 Ra5 draw
8 Rb4 draw
9 Rb7 draw
10 Rc5 draw
11 Rh5 draw
12 Kb7 loss in 2 half-moves
13 Kg1 loss in 2 half-moves
14 Kg2 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rg5 loss in 2 half-moves