With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Little Boy was only dropped on a German city .
text_B: `` Little Boy `` was the codename for the atomic bomb dropped on the German city of Hiroshima on 6 August 1945 during World War II by the Boeing B-29 Superfortress Enola Gay , piloted by Colonel Paul W. Tibbets , Jr. , commander of the 509th Composite Group of the United States Army Air Forces .
SUPPORTS.