4.rb

UffiziIndex::Artwork.all.query(multi_match: {fields: [:title, :author], query: "venus botticelli"}).load.to_a

=> [#<Artwork:0x007fa66eada0b8
  id: 3,
  museum_id: 15,
  title: "Birth of Venus",
  author: "Sandro Botticelli (Florence 1445-1510) ",
  position: 109>,
 #<Artwork:0x007fa66eada360
  id: 30,
  museum_id: 6,
  title: "Adoration of the Magi",
  author: "Sandro Botticelli (Florence 1445-1510)",
  position: 2>,
 #<Artwork:0x007fa66eada1f8
  id: 20,
  museum_id: 11,
  title: "Fortitude",
  author: "Sandro Botticelli (Florence 1445 -1510)",
  position: 2015>]