Two ___________ both alike in ___________,
From _____________ ________________ break to new ___________.
Where civil ___________ makes civil __________ unclean.
From forth the __________ loins of these two ________.
A pair of ____________________________
Doth with their _________ ___________ their parent's strife.
The fearful passage of their _______-_______ ________,
Which but their _____________ __________ nought could remove,
Who reads the prologue?
What is the function of the prologue?