References:

Shakespeare, William. Romeo and Juliet. Penguin Classics, 2000.
Kiefer, Frederick. "Romeo and Juliet: Overview." Reference Guide to World Literature, edited by Lesley Henderson, 3rd ed., St. James Press, 2003, pp. 1231-1233.
Delany, Paul. "Romeo and Juliet: Critical Contexts." Critical Companion to William Shakespeare: A Literary Reference to His Life and Work, Facts On File, 2005, pp. 495-499.
spam fails_task lang_mismatch pii not_appropriate hate_speech sexual_content quality toxicity humor helpfulness creativity violence