What is the population of the city that has the basilica that The Basilica of St. Josaphat was modeled after?
Basilica of St. Josaphat:  Modeled after St. Peter's Basilica in Rome, it features one of the largest copper domes in the world. Rome:  With 2,877,215 residents in 1285 km2 , it is also the country's most populated comune.
2,877,215