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: Triploblasts include a broad range of animals, from flatworms to arthropods to vertebrates. Sentence 2: They have a broad range of vertebrate hosts;
neutral

Sentence 1: The "head" of the sperm contains the genetic material. Sentence 2: The head of the sperm with its genetic material has penetrated the ovum's cell plasma and is steadily approaching the woman's genetic material, which is stored deep inside the ovum.

entails