Title: Tortola
Passage: Tortola /tɔːrˈtoʊlə/ is the largest and most populated of the British Virgin Islands, a group of islands that form part of the archipelago of the Virgin Islands. It has a surface area of 55.7 square kilometres (21.5 square miles) with a total population of 23,908, with 9,400 residents in Road Town. Mount Sage is its highest point at 530 metres (1,740 feet) above sea level.
Question: is tortola a city in the british virgin islands
Answer: no