class_docstr: Checks that at least one sub-marker applies.
class_docstr_tok: ["Checks","that","at","least","one","sub-marker","applies","."]
code: def _non_negated_version_applies_at(self, event: Event) -> bool:
      return any(marker.history[-1] for marker in self.sub_markers)
  
imports: from rasa.shared.core.domain import Domain
  from typing import Optional, Text, List
  from rasa.core.evaluation.marker_base import OperatorMarker, ConditionMarker, MarkerRegistry, Marker
  from rasa.shared.core.events import ActionExecuted, SlotSet, UserUttered, Event
  import logging
label_desc: Use image node_id 2 for calling the OrMarker obj's underlying member method code with example usage: obj._non_negated_version_applies_at(event) and returns: any