Q: Does "West began an on-and-off relationship with designer Alexis Phifer in 2002, and they became engaged in August 2006." provide a valid answer to "What year did Kanye West begin his relationship with Alexis Phifer?"?
A: yes

Q: Does "The mountainous areas of Northwestern Greece (parts of Epirus, Central Greece, Thessaly, Western Macedonia) as well as in the mountainous central parts of Peloponnese including parts of the regional units of Achaea, Arcadia and Laconia feature an Alpine climate with heavy snowfalls." provide a valid answer to "The Alpine climate of Greece gets what kind of weather?"?
A: yes

Q: Does "A predator small enough to be prey for others, the domestic cat uses its formidable teeth and claws as weapons against animals that might confuse a cat with easier prey." provide a valid answer to "What defenses does a domestic cat have against predators?"?
A: yes

Q: Does "Camouflage is thought to be a major selection pressure shaping coloration in mammals, although there is also evidence that sexual selection, communication, and physiological processes may influence the evolution of coloration as well." provide a valid answer to "Besides Camouflage being a reason for having certain hair colors, what other reasons have been discovered?"?
A:
yes