Product Name Classifier

Your task is to classify a list of product names into categories based on a given taxonomy. Each category has defined keywords that products must contain to be classified under that category. Implement a function that determines the category of each product. If a product contains keywords from multiple categories, return the highest priority category (based on the input order). Input consists of categories (followed by their keywords) and a list of product names. Output should be a newline-separated list of classified categories for each product. Example: Input: Electronics phone computer Toys ball phone case computer mouse soccer ball Output: Electronics Electronics Toys