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 Rb8 draw
3 Rc2 draw
4 Rc3 draw
5 Rg8 loss in 10 half-moves
6 Rh8 loss in 10 half-moves
7 Ka7 loss in 2 half-moves
8 Rc1 loss in 2 half-moves
9 Rc4 loss in 2 half-moves
10 Rc5 loss in 2 half-moves
11 Rc6 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Kb8 loss in 1 half-moves