You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "who has the most goals in the copa del rey?" whose answer is Telmo Zarra.
Each document should contain about 30 words, and these documents should contain useful information.

Query: who has the most goals in the copa del rey
Useful Output:

Doc 1: Barcelona have the most Copa del Rey titles in history. Learn more about the competition's all-time winners.
Doc 2: Goals per season · Goals per round · Record wins · Most goals in a game · Most goals by a player per game · The dirtiest matches · Player of the year
Doc 3: R9 and Thierry Henry have a combined total of 831 career Goals. Cristiano Ronaldo has 934 Career Goals . more. View all 15 comments.
Doc 4: Most goals scored: 81 – Telmo Zarra; Most goals scored in finals: 9 – Lionel Messi; Most finals scored in: 7 – Lionel Messi; Most assists provided in
Doc 5: Real Madrid's top 3 goal scorers in the Copa del Rey this season: 1. Endrick – 4 Goals 2. Güler – 2 Goals 3. Valverde – 2 Goals.