Given the sentence "Two dark-haired girls are in a crowd." is it true that "Two sisters walk through a crowd."? Let's be accurate as possible and think first.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Not all girls are sisters and nothing says they are walking through the crowd. Final answer: it is not possible to tell.