Fitch believes that Mashreq 's VR remains sensitive to deterioration in asset quality, particularly regarding the repayment of the large Dubai GRE loans, which have the potential to result in a sharp increase in impairment charges and affect the bank's capital ratios.
Analyze the relationship between 'Mashreq' and 'Dubai' within the context of the input sentence.
Options: developer, creator, chairperson, headquarters location