instruction:
You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
question:
Category: WORLD GEOGRAPHY 
Clue: The Lusatian Mountains, in the western Sudeten range, form part of the border between these 2 countries
answer:
germany & the czech republic


question:
Category: ENTERTAINMENT HISTORY 
Clue: Originally known as the Missouri Rockets, they performed at the opening of an East Coast theatre in 1931
answer:
the rockettes


question:
Category: PLAYWRIGHTS 
Clue: This Brit won Tonys for Best Play in 1968, 1976, 1984 & 2007; in the '90s he settled for the 1998 Best Screenplay Oscar
answer:

tom stoppard