IM Renier Castellanos

IM Renier Castellanos is a Spanish chess player and coach who was born in 1982. He had a peak FIDE rating of 2528 and has 2 GM Norms.

He also holds the title of FIDE Trainer.

He has also won several tournaments in Spain and abroad.

He is also a popular online instructor who teaches chess students of various levels and ages on online platforms.

He has produced many chess courses and videos on topics such as positional chess, openings, endgames, and tactics.

Chess Articles by IM Renier Castellanos

Top 15 Aggressive Chess Openings You Should Know

15 aggressive chess-openings you should knowIn this article, we are going to look at some of the most aggressive chess openings, for both white and black. The course of a game is oftentimes given by your opening choice. We have many openings in chess and they lead to different types of positions.

Chess Strategy: Complete Guide

chess strategy complete guideChess is a complex game and, to get better at it, you will need to work on its two components – tactics and strategy. When we talk about tactics, we usually talk about something immediate. For example, you can use tactics to punish a mistake your opponent has made in two or three moves.

Scotch Gambit: Complete Guide

scotch gambit complete guideDo you like to attack? Are you an active player who is looking to get into sharp positions right from the start? Or, perhaps, you want to have a good weapon for when you need a win? Then, the Scotch Gambit might be a good option to have in your repertoire. As in any gambit, […]

How to Improve Your Chess Tactics?

how to improve tacticsFrom my personal experience as a coach, many games are lost or won because of ches tactics. Even in the most common and simple endgames, you can find tactical ideas. For this reason, tactical training should be an important part of your training schedule. No matter how bad the position is in a game, a […]

How to Memorize Chess Opening Variations?

how to memorize chess openingsI hope that the 5 tips that will follow the intro will help you memorize chess openings faster. Who doesn’t like a nice, comfortable position after the opening? Who wouldn’t like to catch their opponent unprepared at the beginning of the game and score a short and sweet-win? This, and the advantage of not having […]

10 Reasons to Play Scandinavian Defense for Club Players

scandinavian club playerThe Scandinavian Defense is a highly popular choice for club players and for a good reason. In this article, we are going to take a quick look at some of the advantages of playing this opening. We will also take a quick look at some of the ideas you need to be aware of.

Four Knights Game: Scotch Variation

Four Knights Game – Scotch Variation: Opening trends change all the time. People play whatever is played the most at the top level, whether that opening suits them or not. Many players like to follow the latest trends, dictated by the leading experts in the opening.

Planning Chess Games Like a Grandmaster

planning gamesKnowing what you have to do in a position is the key to getting an advantage and even winning your games. Different positions require different approaches. You can’t attack in every position, just as well as you shouldn’t play quietly all the time. It is important to recognize how a position should be played and […]

Max Lange Attack: Complete Guide

Max Lange Attack is a dangerous attacking weapon that White has at their disposal in a number of openings. You can reach the same position from six different move orders and we will take a look at those in a moment. The line got its name after Max Lange, a German player, theoretician, and problem […]

How to Find a Winning Plan?

how to find winning planFind a Winning Plan: Every chess game is a collection of small plans that players come up with in order to advance their forces and outplay the opponent. Once the home preparation is over, the two players have to prove their understanding of the position on the board.
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