In this task, you're given a context, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both context and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the context or linked information.

Context: Approximately 80% of Utah's 2,817,222 people live along the Wasatch Front, centering on Salt Lake City, Link Information: Salt Lake City is more densely populated than the surrounding metro area with a population density of 1,688.77/sqmi Answer: 1,688.77/sqmi
What is the population density of the city that the majority of Utah's population is centered around?

Context: Lil Jon collaborated with DJ Snake and released the EDM multi-platinum hit, "Turn Down For What," Link Information: The music video for the single, Answer: Google
What company owns the website on which "Turn Down For What" has been viewed over 900 million times?

Context: Asche was born on June 30, 1990 in St. Charles, Missouri Link Information: none Answer: none

Who was the mayor of St. Charles when Asche was born?