You will be given a definition of a task first, then some input of the task.
You are provided with a user review of a restaurant. Your task is to classify the given review into two categories: 1) positive, and 2) negative based on its content.

excellent small family owned Greek restaurant. I've been to Santorini Greece several times and can attest for the authenticity of this place...not to mention the warm welcome we get every time we walk in the door.
Output:
positive