"2020/21" . "Segunda Divisi\u00F3n B second phase" . . . "already relegated" . . . "the season" . . "following a descent" . . . . "2020\u201321 season" . "first-ever promotion to the second level" . "2020\u201321 Segunda Divisi\u00F3n B" . . . "season" . "2020\u201321 2\u00AAB" . "2020\u201321 Segunda Divisi\u00F3n B" . . . . . . "his second" . "the entire season" . "his first year" . "Segunda B" . . "2021" . "unprecedented double descent" . "the campaign" . . . "10th" . . . ":2020\u201321 Segunda Divisi\u00F3n B" . . "suffered a double relegation" . . "one season" . "the second division" . "avoid relegation from the third tier" . . "2020\u201321 campaign" . "promotion to the second tier" . "2\u00AAB" . . . "newly promoted to the second division" . "Segunda Divisi\u00F3n B" . "2020\u201321" . "4th" . . "being immediately relegated" . . "2020-21 Segunda Divisi\u00F3n B" . "another promotion" . "promotion" . "avoid relegation" . "second phase" . . . . "relegation" . . . . . "sole season" . . "first-ever promotion" . . . . "qualifying them" . . . "new campaign" .