With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Originally North Guam Air Force Base Andersen Air Force Base was renamed on October 7 , before 1950 .
text_B: Originally named North Field , the base was redesignated North Guam Air Force Base in 1947 , and then renamed in honor of Brigadier General Roy Andersen in 1949.The base was conceived as part of an Army Air Forces plan to prevent the need for a full-scale invasion of the Japanese mainland after development of the B-29 Superfortress .
NOT ENOUGH INFO.