Problem: Does "Beyonce has worked with Pepsi since 2002, and in 2004 appeared in a Gladiator-themed commercial with Britney Spears, Pink, and Enrique Iglesias." answer the question "Who was in the commercial with Beyonce in 2004?"

A: yes

Problem: Does "During recent conservation of Elizabeth I's effigy, a unique corset dating from 1603 was found on the figure and is now displayed separately.[citation needed]" answer the question "What is the effigy of Viscount Nelson wearing?"

A: no

Problem: Does "Ectosymbiosis, also referred to as exosymbiosis, is any symbiotic relationship in which the symbiont lives on the body surface of the host, including the inner surface of the digestive tract or the ducts of exocrine glands." answer the question "What is another name for ectosymbiosis?"

A:
yes