For 10 points, name this double-reed woodwind instrument that is smaller than its "contra" cousin.
The two foremost modern designs of this instrument are the Heckel and Buffet systems. Players of this instrument may "flick" the thumb to play certain notes cleanly. After the side drum taps out a syncopated rhythm to open the "Game of Pairs" section of Bartók's  Concerto for Orchestra , two of these instruments play a minor sixth apart. Mozart wrote a popular B-flat major concerto for this instrument. With strings, it plays the quick D major trills and scales that open the overture to  The  (*)   Marriage of Figaro . The grandfather in  Peter and the Wolf  is represented by one of these instruments, which plays an unusually high solo to open  The Rite of Spring . For 10 points, name this double-reed woodwind instrument that is smaller than its "contra" cousin.
The two foremost modern designs of this instrument are the Heckel and Buffet systems.
bassoon  [accept  fagott o]