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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Kaa7 win in 5 half-moves
3 Kab7 win in 5 half-moves
4 Kba7 win in 5 half-moves
5 Kbb7 win in 5 half-moves
6 Kc7 win in 5 half-moves
7 Ra5 win in 5 half-moves
8 Rc5 win in 5 half-moves
9 Kc8 draw
10 Rb4 draw
11 Rb6 draw
12 Rd5 draw
13 Rh5 draw
14 Rb1 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rg5 loss in 2 half-moves