Definition: In this task, you will be presented with a premise and a hypothesis sentence. Determine whether the hypothesis sentence entails (implies), contradicts (opposes), or is neutral with respect to the given premise sentence. Please answer with "Contradiction", "Neutral", or "Entailment".
Input: Premise: Humic acids are complex organic molecules formed by the breakdown of organic matter in the soil. They are not considered to be fertilizers, but soil enhancers and improvers. <sep> Hypothesis: It is toxic to the environment

Contradiction