What is the relationship between 'MoneyGram' and 'Dallas' in the context of the input sentence.
Options: headquarters location, parent organization, distribution format, product/material produced

Pamela Patsley, the only female CEO on the Dallas Business Journal’s ranking of the region’s 100 largest public companies, will relinquish her role as chief executive and chairman of MoneyGram International (Nasdaq: MGI) to CFO Alex Holmes .
headquarters location