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

EGTB: win in 2 half-moves

# move score
1 Kb8 win in 1 half-moves
2 Ra1 win in 1 half-moves
3 Ka8 win in 3 half-moves
4 Ra2 win in 3 half-moves
5 Ra3 win in 3 half-moves
6 Ra4 win in 3 half-moves
7 Rc5 win in 3 half-moves
8 Rd5 win in 3 half-moves
9 Rh5 win in 3 half-moves
10 K6b6 draw
11 K6b7 draw
12 K7b6 draw
13 K7b7 draw
14 Kb5 draw
15 Rb5 draw
16 Re5 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rg5 loss in 2 half-moves