text: SELECT COUNT(*) 
  FROM cast_info AS ci,
       keyword AS k,
       movie_keyword AS mk,
       name AS n,
       title AS t
  WHERE k.keyword IN ('superhero', 'sequel',  'second-part',     'marvel-comics',   'based-on-comic', 'tv-special',  'fight',   'violence')
    AND n.name LIKE '%Downey%Robert%'
    AND t.production_year > 2014
    AND k.id = mk.keyword_id
    AND t.id = mk.movie_id
    AND t.id = ci.movie_id
    AND ci.movie_id = mk.movie_id
    AND n.id = ci.person_id;
  
  