Belvo

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Across
  1. 2. Man goes to the Spanish place of worship (6)
  2. 4. Alumni shows delight with common era (5)
  3. 6. For the greater glory of god (1111)
  4. 7. Mascot initially provokes and nags Dublin adversary (5)
  5. 8. Head pupil slack without learner gives peace (3)
  6. 9. Raise peels away for charity (5,3)
  7. 10. Maxim morphs Caesar's privet (3,4,6)
  8. 11. School colours are clear (5,3,5)
  9. 14. Short umpire eats here? (3)
  10. 15. In which drug byproducts the school is obsessive over (5)
  11. 17. Sounds like a lubricant class trip! (6)
  12. 20. Why Alp icon turned Olympian (4,6)
  13. 21. Taxi takes Brittish artist to this sports ground (5)
  14. 22. How 4 may be referred to (3,3)
  15. 25. HR bot adviser challenges chaplain (7,5)
  16. 26. The eminent Scandinavian way? (5,7,6)
Down
  1. 1. Fall back to Manresa House (7)
  2. 2. 150 idiots in form (7)
  3. 3. Liable to crack but would make John Gill sick! (6)
  4. 5. Top Irish epic head boy (7)
  5. 11. Obstruct - don't push fundraiser (5,4)
  6. 12. Mary transcended to third level (4)
  7. 13. Not quite ideal monitor (7)
  8. 16. Some pitch essence gives school musical (5)
  9. 18. One in thoroughfare follows ten, right by Jesuit leader (6)
  10. 19. Part of Belvo brigade bat eyelids to exchange views (6)
  11. 23. No drink in parties for this year head (5)
  12. 24. 5th year verse (6)
  13. 27. Even Amicone with friends is a paradise of sweets! (8)