Please answer the following question by reasoning step-by-step. If "A boy is surfing." does that mean that "A human is using the tide to move on a board."?\nOptions:\n- yes\n- it is not possible to tell\n- no. Step-by-step reasoning:
User
A boy is a human and using the tide to move on a board is another way of saying surfing. So the answer is yes.
Assistant