Spanish Opening??

You must have run across the term "Ruy Lopez." It's the same opening. The above post meant to say the most common response is 3...a6, the Morphy Defense.
You must have run across the term "Ruy Lopez." It's the same opening. The above post meant to say the most common response is 3...a6, the Morphy Defense.
I heard about a Spanish Opening from my friend so I was wondering what was it?
Can you guys tell me?