With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Helike was submerged in 373 AD .
text_B: Helike -LRB- -LSB- ˈhɛlᵻkiː -RSB- Ἑλίκη , pronounced -LSB- heˈlikɛː -RSB- , modern -LSB- eˈlici -RSB- -RRB- was an ancient Greek city that was submerged by a tsunami in the winter of 373 BC .
REFUTES.