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.
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Question: 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.

Answer: entails


Question: Sentence 1: Sympatric speciation is when a new species arises without geographic separation. Sentence 2: Assortative mating may be required for sympatric speciation, meaning the evolution of a new species without geographic isolation.

Answer: entails


Question: Sentence 1: Certain characteristics are frequently inherited together because of linkage. Sentence 2: Linkage explains why certain characteristics are frequently inherited together.

Answer:
entails