Assertion: sailing ship | /r/ObjectUse | used for thousands of years
Facets:
Source sentences:
text: Sailing ships were used for thousands of years, but they were very important in wars and trade from the 1500's to the 1800's.
text: Sailing ships were used for thousands of years, but they were very important from the Age of Discovery to the 19th century.
text: Sailing ships were used for thousands of years, but they were very important from the Age of Discovery to the 19th century.