Task: Question Generation
Input (English): Numerous immigrants have come as merchants and become a major part of the business community, including Lebanese, Indians, and other West African nationals. There is a high percentage of interracial marriage between ethnic Liberians and the Lebanese, resulting in a significant mixed-race population especially in and around Monrovia. A small minority of Liberians of European descent reside in the country.[better source needed] The Liberian constitution restricts citizenship to people of Black African descent.
Output (English): The Liberian constitution restricts citizenship of whom?