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.

Ex Input:
Sentence 1: Test wells are drilled to monitor groundwater pollution. Sentence 2: It is therefore obvious that a groundwater monitoring approach based on vertical monitoring wells is not reliable for detecting landfill liner failure before widespread groundwater pollution occurs.

Ex Output:
neutral


Ex Input:
Sentence 1: The three layers of protective coverings of the spinal cord is called the meninges. Sentence 2: This sac contains the spinal cord and the meninges, the protective layers of tissue that enclose the spinal cord.

Ex Output:
entails


Ex Input:
Sentence 1: The name of positive ion ion always comes first. Sentence 2: A fluoride ion is always a fluoride ion.

Ex Output:

neutral