You are given two sentences. You have to find if there is entailment or agreement of the Hypothesis by the Premise. From the given pair of sentences, you should identify if there is enough information in the Premise to support the claim made in the Hypothesis. The Premise may not exactly be the same as Hypothesis. Your task is to return 'entails' if the premise supports hypothesis else return 'neutral'.

Premise: The cation comes first, both in the name and in the formula for an ionic compound. 
 Hypothesis: In naming ternary compounds, the cation is stated first.
entails

Premise: The area of land that contributes water to a river network upstream of a given point on a river is called the drainage basin, or watershed, of the river at that point. 
 Hypothesis: All of the land drained by a river system is called its basin, or the "wet" term  watershed
entails

Premise: pH In chemistry, pH is a measure of the concentration of hydrogen ions in a solution, which is a measure of acidity or alkalinity. 
 Hypothesis: The concentration of the hydrogen ion in a solution can be calculated when the ph is known.

entails