question: During what period was the area around New York City located at the edge of an ice sheet 1,000 feet deep ?
answer: the Wisconsinan glaciation
turker_answer: The area around New York City was located at the edge of an ice sheet 1,000 feet deep during the Wisconsinan glaciation .
rule-based: The area around New York City was located at the edge of an ice sheet 1,000 feet deep during the Wisconsinan glaciation .