Borja Sémper

Based on the provided articles, Borja Sémper's presence at the funeral service for journalist Fernando Ónega is the only information available. The articles primarily focus on the passing of Fernando Ónega, a prominent figure in Spanish political commentary and journalism, and the attendance of various public figures at his memorial service. While the articles mention numerous attendees, including Isabel Díaz Ayuso and Roberto Brasero, Borja Sémper is only listed as one of the people who were present. The articles do not provide any further context about Sémper's background, his relationship with Ónega, or any other information that would explain his significance in this particular event. Therefore, his notability in these articles is solely based on his attendance at the funeral.