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

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Kb8 win in 1 half-moves
3 Ka7 draw
4 Re1 draw
5 Re2 draw
6 Re6 draw
7 Re7 draw
8 Re8 draw
9 Rf3 draw
10 Rg3 draw
11 Ra3 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rh3 loss in 2 half-moves