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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Ka6 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Ra5 win in 3 half-moves
5 Rb1 win in 3 half-moves
6 Rb2 win in 3 half-moves
7 Rb4 win in 3 half-moves
8 Rb6 win in 3 half-moves
9 Rc5 win in 3 half-moves
10 Kab7 win in 5 half-moves
11 Kba8 win in 5 half-moves
12 Kaa8 draw
13 Kbb7 draw
14 Rd5 draw
15 Rh5 draw
16 Kc7 loss in 2 half-moves
17 Kc8 loss in 2 half-moves
18 Rb7 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