question: The following graph shows a semicircle which passes (-7,0), (-5,5), (0,7), (5,5), (7,0).
  
  
  State the centre of the semicircle.
  
query_wo: Please directly answer the question and provide the final value, e.g., 1, 2.5, 300.
  Question: The following graph shows a semicircle which passes (-7,0), (-5,5), (0,7), (5,5), (7,0).
  
  
  State the centre of the semicircle.
  
query_cot: Please first conduct reasoning, and then answer the question and provide the final value, e.g., 1, 2.5, 300, at the end.
  Question: The following graph shows a semicircle which passes (-7,0), (-5,5), (0,7), (5,5), (7,0).
  
  
  State the centre of the semicircle.
  
question_for_eval: The following graph shows a semicircle which passes (-7,0), (-5,5), (0,7), (5,5), (7,0).
  
  
  State the centre of the semicircle.
  