Misc: who was assassinated on november 22, 1963 in dallas?

Questions

Which Himalayan hybrids of yaks and cows are invaluable to Scrabble players?

Name the first ship from which Gulliver was shipwrecked in 'Gulliver's Travels'?

Which Italian seaport city is called 'La Superba'?

"Oliver's Story" was the sequel to which best-seller by Erich Segal?

Which concert hall is now the home of the Halle orchestra?