Díaz de Mera

The provided news articles focus on Spanish football matches, specifically Sevilla's victory over Atlético Madrid and Getafe's win against Espanyol. Neither article mentions anyone named Díaz de Mera. Therefore, it's impossible to provide any information about this person based on the given context. The articles primarily discuss the outcomes of the matches, key players, and controversial VAR decisions affecting the teams involved. They highlight Sevilla's resurgence under Luis García Plaza and Espanyol's struggles with unfavorable refereeing decisions.