If someone is a wine connoisseur, they know about Beaujolais.
If someone knows about Languedoc, then they know about Beaujolais.
Thus, if someone knows about Languedoc, then they are a wine connoisseur.
Answer: If you assume that the conditional and fact above are true, must the conclusion also be true?
Yes, the conclusion must be true if the conditional and fact are true.
No, the conclusion might be false even if the conditional and fact are true.