code: def recall(evaluated_sentences, reference_sentences):
      """
      Intrinsic method of evaluation for extracts. It is computed as
      R(E) = A / C, where:
  
      - A is count of common sentences in both extracts.
      - C is count of sentences in reference extract.
  
      :parameter iterable evaluated_sentences:
          Sentences of evaluated extract.
      :parameter iterable reference_sentences:
          Sentences of reference extract.
      :returns float:
          Returns 0.0 <= R(E) <= 1.0
      """
      return _divide_evaluation(
          evaluated_sentences, reference_sentences
      )
  
imports: from __future__ import absolute_import
  from __future__ import division, print_function, unicode_literals
label_desc: Use image node_id 3 for calling a global function with example usage: recall(evaluated_sentences, reference_sentences) and returns: _divide_evaluation