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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kg1 draw
3 Kh1 draw
4 Ra5 draw
5 Rb1 draw
6 Rb7 draw
7 Rb8 draw
8 Re5 draw
9 Rf5 draw
10 Rg5 draw
11 Rh5 draw
12 Kg2 loss in 2 half-moves
13 Kg3 loss in 2 half-moves
14 Kh3 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rd5 loss in 2 half-moves