With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: Pierce competed this year with Barbara Schett, whereas Zvereva competed with Elena Tatarkova.
text_B: Mary Pierce and Natasha Zvereva were the defending champions, but Pierce competed this year with Barbara Schett, whereas Zvereva competed with Elena Tatarkova.
neutral.