With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: A concourse extension at Denver International Airport was used by United Airlines for regional planes while work to Concourse B takes place , where a 12-gate regional wing is being demolished .
text_B: In early 2018 a temporary concourse extension opened at the east end of A to help mitigate plane traffic during construction and gate reconfiguration within the concourse .
NOT ENOUGH INFO.