Content have "space after colon" then Kantu fails in verify text

while doing verifyText if content have “space after colon” then Kantu is not allowing user to have it passed.

Text is
2 oil engines geared to screw shafts driving 2 FP propellers Total Power: Mcr 2,740kW (3,726hp)


Is it my assumption or really it is with Kantu
guide me pl.

Hi, can you attach the source code of this website? (At least the part from this table)