Q: Does "By the end of the 18th century a new room in the pub was established: the saloon.[citation needed]" provide a valid answer to "In what century did saloons become established?"?
A: yes

Q: Does "Meteoric iron could be forged from a red heat to make objects such as tools, weapons, and nails." provide a valid answer to "What can forged meteoric iron make?"?
A: yes

Q: Does "The marble is a Hellenistic or Roman copy of a bronze original by the Greek sculptor Leochares, made between 350 and 325 BCE." provide a valid answer to "When did Leochares make The Apollo Belvedere?"?
A: yes

Q: Does "From 1565 to 1815, Guam and the Northern Mariana Islands, the only Spanish outpost in the Pacific Ocean east of the Philippines, was an important resting stop for the Manila galleons, a fleet that covered the Pacific trade route between Acapulco and Manila.:51" provide a valid answer to "What did Spain build to protect their fleet at Guam?"?
A:
no