instruction:
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.
question:
Sentence 1: Pure chemical substance type of substance is any matter that has a fixed chemical composition and characteristic properties. Sentence 2: Physical chemistry is the study of the physical properties of chemicals, which are characteristics that can be measured without changing the composition of the substance.
answer:
neutral


question:
Sentence 1: Geothermal power is generated via underground sources of heat. Sentence 2: Geothermal Education Office Geothermal energy is the immense source of natural heat that is ever-generating inside the earth.
answer:
entails


question:
Sentence 1: The term half-life decribes the amount of time required for half of the original material to decay in an isotope. Sentence 2: The rate of decay is conveniently expressed in terms of an isotope's half-life, or the time it takes for one-half of a particular radioactive isotope in a sample to decay.
answer:

entails