With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Hartsfield-Jackson Atlanta International is Delta Air Lines ' second-largest hub .
text_B: Delta Air Lines , Inc. -LRB- `` Delta `` ; -RRB- is a major American airline , with its headquarters and largest hub at Hartsfield -- Jackson Atlanta International Airport in Atlanta , Georgia .
REFUTES.