Mariona Terés

Mariona Terés is not mentioned in either of the provided news articles. Therefore, it's impossible to provide any information about her background, why she might be newsworthy, any recent events related to her, or her current relevance based solely on the given text. The articles focus on television programming and scheduling on Spanish channels like La 1, Antena 3, and Telecinco, as well as the lack of prime-time series on TVE. Without further information, no summary about Mariona Terés can be generated.