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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kb5 win in 3 half-moves
3 Rb2 win in 3 half-moves
4 Ra1 win in 5 half-moves
5 Ka4 draw
6 Re2 draw
7 Kb4 loss in 2 half-moves
8 Ra3 loss in 2 half-moves
9 Ra4 loss in 2 half-moves
10 Rc2 loss in 2 half-moves
11 Rd2 loss in 2 half-moves
12 Rf2 loss in 2 half-moves
13 Rg2 loss in 2 half-moves
14 Rh2 loss in 2 half-moves
15 Ka6 loss in 1 half-moves