code: def all_possible_actions(self):
      # The logical forms this grammar allows are
      # (unary_function argument)
      # (binary_function argument argument)
      actions = [
          "@start@ -> t",
          "t -> [<e,t>, e]",
          "<e,t> -> unary_function",
          "<e,t> -> [<e,<e,t>>, e]",
          "<e,<e,t>> -> binary_function",
          "e -> argument",
      ]
      return actions
  
imports: from __future__ import with_statement
  from __future__ import division
  from __future__ import absolute_import
  import json
  from allennlp.common.testing import AllenNlpTestCase
  from allennlp.data.tokenizers import Token
  from allennlp.semparse import ParsingError, World
  from allennlp.semparse.contexts import TableQuestionKnowledgeGraph
  from allennlp.semparse.worlds import NlvrWorld, WikiTablesWorld
  from io import open
label_desc: Use image node_id 1 for calling the FakeWorldWithoutRecursion obj's underlying member method code with example usage: obj.all_possible_actions() and returns: actions