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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kb3 draw
3 Ra4 draw
4 Ra6 draw
5 Ra7 draw
6 Ra8 draw
7 Rb5 draw
8 Re5 draw
9 Ka2 loss in 2 half-moves
10 Kb2 loss in 2 half-moves
11 Rc5 loss in 2 half-moves
12 Rd5 loss in 2 half-moves
13 Rf5 loss in 2 half-moves
14 Rg5 loss in 2 half-moves
15 Rh5 loss in 2 half-moves
16 Ka4 loss in 1 half-moves