Other factors , such as the role of focus ( Grosz 1977 , 1978 ; Sidner 1983 ) or quantifier scoping ( Webber 1983 ) must play a role , too .
focusing in the comprehension of definite anaphoraquot
C Sidner
They are intended as an illustration of the power of abduction , which in this framework helps determine the universe of the model ( that is the set of entities that appear in it ) . Other factors , such as the role of focus ( Grosz 1977 , 1978 ; Sidner 1983 ) or quantifier scoping ( Webber 1983 ) must play a role , too . Determining the relative importance of those factors , the above metarules , and syntactic clues , appears to be an interesting topic in itself .
Other factors , such as the role of focus ( Grosz 1977 , 1978 ; @@CITATION ) or quantifier scoping ( Webber 1983 ) must play a role , too .