"Bucu or Buku is a hill island surrounded by the Trave and Wakenitz Rivers in L\u00FCbeck, Germany. It is also the name of a medieval Slavic castle, now ruined, on the island. Count Adolf II of Holstein founded L\u00FCbeck on the island in 1143. The Burgkloster, or fortified monastery, of L\u00FCbeck is located atop the ruins of Bucu. \"Bucu\" is also the name of a hill."@en . . . . . "Bucu or Buku is a hill island surrounded by the Trave and Wakenitz Rivers in L\u00FCbeck, Germany. It is also the name of a medieval Slavic castle, now ruined, on the island. Count Adolf II of Holstein founded L\u00FCbeck on the island in 1143. The Burgkloster, or fortified monastery, of L\u00FCbeck is located atop the ruins of Bucu. \"Bucu\" is also the name of a hill."@en . . . . . . "Bucu"@en .