code: def _subfield_conflicts(conflicts, response_name, ast1, ast2):
      """Given a series of Conflicts which occurred between two sub-fields, generate a single Conflict."""
      if conflicts:
          return (
              (response_name, [conflict[0] for conflict in conflicts]),
              tuple(
                  itertools.chain(
                      [ast1], *[conflict[1] for conflict in conflicts]
                  )
              ),
              tuple(
                  itertools.chain(
                      [ast2], *[conflict[2] for conflict in conflicts]
                  )
              ),
          )
  
imports: import itertools
  from collections import OrderedDict
  from ...error import GraphQLError
  from ...language import ast
  from ...language.printer import print_ast
  from ...pyutils.pair_set import PairSet
  from ...type.definition import GraphQLInterfaceType, GraphQLList, GraphQLNonNull, GraphQLObjectType, get_named_type, is_leaf_type
  from ...utils.type_comparators import is_equal_type
  from ...utils.type_from_ast import type_from_ast
  from .base import ValidationRule
label_desc: Use image node_id 11 for calling a global function with example usage: _subfield_conflicts(conflicts, response_name, ast1, ast2) and returns: response_name,  unknown,  tuple,  tuple