In this task, you are given two statements. The task is to output whether a given textual premise, i.e. Statement 2, entails or implies a given scientific fact, i.e. Statement 1. The output should be 'entails' if Statement 2 supports Statement 1 and should be 'neutral' otherwise.

Sentence 1: The adult cells that form the butterfly begin growing in embryo developmental stage. Sentence 2: To date the researchers have found that cumulus cells (which surround the ovum) and adult and fetal fibroblasts can be used to produce embryos that grow efficiently to the 8- to 16-cell stage, but attaining growth beyond that stage remains difficult.
neutral

Sentence 1: Because atoms have equal numbers of positive protons and negative electrons, they possess a neutral charge. Sentence 2: Atoms are electrically neutral when the number of negatively charged electrons  orbiting the nucleus equals the number of positively charged protons within the nucleus.
entails

Sentence 1: The amniotic sac, which was sitting on top of the flat embryo, envelops the embryo as it folds. Sentence 2: Embryo sac -

neutral