With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: The main difference between charango and chillador is that the charango soundbox is made of an armadillo shell while the chillador is just a little guitar.
text_B: The main difference between charango is that the charango soundbox is made of an armadillo shell while the chillador is just a little guitar.
contradiction.