. . "CITI Belfast"@en . . . . "The CITI was a proposed light-rail system that would have served the under-construction Titanic Quarter and George Best Belfast City Airport in Belfast, Northern Ireland. A report revealed that there were not enough people in the city to justify the project, instead using buses to save costs."@en . . . "The CITI was a proposed light-rail system that would have served the under-construction Titanic Quarter and George Best Belfast City Airport in Belfast, Northern Ireland. A report revealed that there were not enough people in the city to justify the project, instead using buses to save costs."@en . . . . . . . . . . . . . . . . . .