 An examination of reversed and symmetrical openings illustrates White 's and Black 's respective advantages : 
 An examination of reversed and symmetrical openings <a href='uninflect' title='1'><mark>illustrates</mark></a> White <a href='null_genetive' title='2'><mark>'s</mark></a>and Black <a href='null_genetive' title='3'><mark>'s</mark></a>respective advantages : 
An examination of reversed and symmetrical openings illustrate White  and Black  respective advantages :