With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: In November 2016 Tim Rice was a stand-in guest appearance for presenter Brian Matthew for Sounds of the 60s Radio show .
text_B: On 15 and 22 October 2011 Rice was guest presenter for the BBC Radio 2 show Sounds of the '60s , standing in for regular presenter Brian Matthew who was unwell.
NOT ENOUGH INFO.