With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: She was initially trained by the pianist and composer Johann Peter Pixis who adopted her when she was 15 but also studied with Henriette Sontag and Ferdinando Paer.
text_B: She was initially trained by the pianist and composer Johann Peter Pixis who adopted her when she was 16 but also studied with Henriette Sontag and Ferdinando Paer.
contradiction.