With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Tracy Morgan co-starred in 30 Rock .
text_B: The series stars Fey with a supporting cast that includes Alec Baldwin , Tracy Morgan , Jane Krakowski , Jack McBrayer , Scott Adsit , Judah Friedlander , Katrina Bowden , Keith Powell , Lonny Ross , John Lutz , Sue Galloway , Kevin Brown , Grizz Chapman , Maulik Pancholy , and Rachel Dratch .
SUPPORTS.