Lucy should ask: "If I were to ask the other conductor which train goes to William's party, what would he say?" and then take the other train that they will tell her.
My correct answer to this contest is as follows:
The question that Lucy has to ask, no matter who the conductor is talking about, is the following: "The other conductor would say that the left train does not go to Williams?" If the answer is no, then Lucy has to travel by train on the left.
Have a nice evening!
Thanks for the help, Lucy did pick the right train and they all had the best Birthday party ever!
Where would the other conductor point if she wanted to take a train to William's? And, so Lucy picked the opposite train. Smart girl our Lucy!
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Thank you everyone for participating! Got a few laughs!
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