With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Ron Smaldone 's Mustang won the Showroom Stock national championship after 1978 .
text_B: In 1981 Ron Smaldone 's Mustang became the first-ever American car to win the Showroom Stock national championship in SCCA road racing .
SUPPORTS.