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.

Q: Sentence 1: Carbon has four valence electrons . Sentence 2: The four valence electrons of each carbon atom participate in the formation of very strong covalent bonds.

A: entails
****
Q: Sentence 1: Venus has a warmer average surface temperature than earth. Sentence 2: In spite of this reduced heat input, the surface temperature of Venus is higher than that of the Earth.

A: entails
****
Q: Sentence 1: A plasma membrane encloses the border of animal cells. Sentence 2: Cholesterol although absent in plasma membranes from most plant cells and bacteria, constitutes up to 50% of the lipid molecules in the plasma membrane of certain animal cells.

A:
neutral
****