With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Riga is a city in Latvia .
text_B: The Jews of Western Europe were either deported to ghettos emptied through mass killings , such as the Rumbula massacre of the inhabitants of the Riga Ghetto , or sent directly to Treblinka , Belzec and Sobib�r extermination camps built in spring and summer of 1942 only for gassing .
NOT ENOUGH INFO.