TASK DEFINITION: In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
PROBLEM: The Seychelles Parakeet " ( Psittacula wardi ) " is an extinct bird .

SOLUTION: The Seychelles parakeet or Seychelles island parrot ( " Psittacula wardi " ) is an extinct species of parrot that was endemic to the Seychelles group in the Indian Ocean .

PROBLEM: Yazoo city was named after the Yazoo River , which was named by the French explorer Robert La Salle in 1682 .

SOLUTION: It was named after the Yazoo River , which , in turn was named by the French explorer Robert La Salle in 1682 as " Rivie ̀ re des Yazous " in reference to the Yazoo tribe living near the river 's mouth .

PROBLEM: The Grey Cup is the trophy awarded to the champion of the Canadian Football League , and also the name of the championship game .

SOLUTION:
The Grey Cup is the name of both the championship game of the Canadian Football League ( CFL ) and the trophy awarded to the victorious team playing in the namesake championship of professional Canadian football .