With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: 1 ) The Italian Renaissance began the opening phase of the Renaissance , a period of great cultural change and achievement in Europe that spanned the period from the end of the 13th century to about 1600 , marking the transition between Medieval and Early Modern Europe .
text_B: The beginning did not happen
not-entailed.