With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Porto 's main railway lines are connected to the center of Portugal .
text_B: ; RailwaysPorto 's main railway station is situated in Campanhã , located in the eastern part of the city ( connecting to the lines of Douro ( Peso da Régua/Tua/Pocinho ) , Minho ( Barcelos/Viana do Castelo/Valença ) and Norte ( on the main li
REFUTES.