question: The loss of what caused the Vasafua islet to become a sand bar due to Cyclone Pam ?
answer: coconut palms
turker_answer: The loss of coconut palms caused the Vasafua islet to become a sand bar during Cyclone Pam .
rule-based: The loss caused the Vasafua islet to become a sand bar due to Cyclone Pam of coconut palms .