Both balangay and Vinta boats are similar in function i.e. both boats was used for transportation as well as trading purposes. Both are different in their structure i.e. balangay is a type of lashed-lug boat built by joining planks edge-to-edge using pins, dowels, and fiber lashings whereas, the Vinta has a deep and narrow hull which formed a U-shaped dugout keel made up of five planks on each side. Both are sailing boats used for movement and trading. Both were used by the ancient Philippines people.
The Plessy decision was the one in which the Supreme Court laid out the doctrine that "separate but equal" facilities for people of different races did not violate the 14th Amendment.