Complex sentence: The word "metatheatre" was coined by Lionel Abel in 1963, but although the term has entered into common critical usage, there is still much uncertainty over its proper definition, and what dramatic techniques might be included under its banner.
Split into simpler sentences: The word "metatheatre" was coined by Lionel Abel in 1963. Although the term has entered into common critical usage, there is still much uncertainty over its proper definition, and what dramatic techniques might be included under its banner.