code: def test_entity_chaining_syntax(self):
      run = self.repo.structured_db.find_run("missing_run_hash")
      self.assertFalse(run.experiment)
      self.assertFalse(run.experiment.name)
      self.assertFalse(run.tags)
      self.assertFalse(run.name)
      self.assertFalse(run.description)
  
imports: from tests.base import PrefilledDataTestBase
  from aim.sdk.utils import generate_run_hash
label_desc: Use image node_id 1 for calling the TestStructuredDatabase obj's underlying member method code with example usage: obj.test_entity_chaining_syntax() without return types