For now , Puerto Rico 's Tren Urbano , or urban train , consists of a single , 10.7-mile line with 16 stations through parts of San Juan and its suburbs .
Puerto Rico /location/country/capital San Juan
Puerto Rico /location/location/contains San Juan
IN RB , NNP NNP POS NNP NNP , CC JJ NN , VBZ IN DT JJ , JJ NN IN CD NNS IN NNS IN NNP NNP CC PRP$ NNS .
Puerto Rico
LOCATION
San Juan
LOCATION
/location/country/capital
Puerto Rico
LOCATION
San Juan
LOCATION
/location/location/contains