// Powerful Reg Ex 2 Bot
// Checks for plural or singular barnyard animals

using System;
namespace ChatBot 
{
	class RegexExercise2Bot : BasicBot 
	{
		public override string HandleMessage(string message, string user) 
		{
			if (User.RegexMatch("cow(s)? |horse(s)? |pig(s)? ", message)) 
			{
				return "Barnyard animal!";
			} 
			else 
			{
				return "Not a barnyard animal...";
			}
		}
	}
}