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Real-world knowledge and grammatical aspect influence event comprehension. This study shows how event likelihood and aspect (perfective/imperfective) shape mental models of object states during reading.

Keywords:
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Area of Science:

  • Cognitive Psychology
  • Linguistics
  • Psycholinguistics

Background:

  • Event comprehension relies on integrating linguistic cues with real-world knowledge.
  • Grammatical aspect (perfective vs. imperfective) signals event completion or ongoing status.
  • Object state representations are dynamically updated during sentence processing.

Purpose of the Study:

  • To investigate how real-world knowledge about state-change likelihood interacts with grammatical aspect.
  • To determine if aspect influences the construction of mental representations of object states.
  • To examine the real-time interplay between world knowledge and linguistic aspect in event comprehension.

Main Methods:

  • Participants read sentences word-by-word at their own pace (self-paced reading).
  • Rebus sentences replaced objects with images depicting initial or changed states.
  • Reaction times to object images measured the accessibility of mental representations.

Main Results:

  • Real-world knowledge about state-change likelihood was recruited for both perfective and imperfective aspects.
  • Perfective aspect enhanced the accessibility of both initial and final object states compared to imperfective aspect.
  • Comprehenders dynamically updated mental representations of object states based on both linguistic and non-linguistic information.

Conclusions:

  • Event comprehension is guided by both real-world event knowledge and linguistic aspect.
  • Grammatical aspect and world knowledge jointly shape dynamic mental representations of object states.
  • This research highlights the integrated nature of linguistic processing and world knowledge in real-time event understanding.