def get_qualifiers(self, _, val):
    """Get the a list of (slot, filler) pairs that qualify a primary slot filler."""
    if not self.is_nested_frame(val):
      return []
    else:
      result = []
      for key1, val1 in val:
        if key1.id != 'is':
          result.append((key1, val1))
      return result
Get the a list of (slot, filler) pairs that qualify a primary slot filler.
language/templama/sling2facts.py