general knowledge

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Across
  1. 2. Sci-fi franchise with lightsabers (8)
  2. 6. Superhero with a vibranium shield (15)
  3. 8. Capital of Italy (4)
Down
  1. 1. Element with the atomic number 1 (8)
  2. 3. Country that won the most FIFA World Cups (6)
  3. 4. Instrument with 88 keys (5)
  4. 5. Tennis tournament played on grass (10)
  5. 7. Chemical symbol for gold (2)