Information: - Lindsey Jacobellis ( born August 19 , 1985 in Danbury , Connecticut ) is an American snowboarder from Stratton , Vermont . At the 2006 Winter Olympics , Jacobellis won the silver medal in Women 's Snowboard Cross 's Olympics debut . She is also a ten - time snowboard cross champion at the X Games . - Snowboards are boards that are usually the width of one's foot longways, with the ability to glide on snow. Snowboards are differentiated from monoskis by the stance of the user. In monoskiing, the user stands with feet inline with direction of travel (facing tip of monoski/downhill) (parallel to long axis of board), whereas in snowboarding, users stand with feet transverse (more or less) to the longitude of the board. Users of such equipment may be referred to as "snowboarder"s. "Commercial snowboards" generally require extra equipment such as bindings and special boots which help secure both feet of a snowboarder, who generally rides in an upright position. These types of boards are commonly used by people at ski hills or resorts for leisure, entertainment, and competitive purposes in the activity called snowboarding. - Snowboarding is a recreational activity and Olympic and Paralympic sport that involves descending a snow-covered slope while standing on a snowboard attached to a rider's feet. What entity does 'lindsey jacobellis' has the relation 'sport' with?
Ans: snowboarding

Information: - Elena Kuschnerova is a Russian pianist . - Anton Grigorevich Rubinstein was a Russian pianist, composer and conductor who became a pivotal figure in Russian culture when he founded the Saint Petersburg Conservatory. He was the elder brother of Nikolai Rubinstein who founded the Moscow Conservatory. - A pianist is an individual musician who plays the piano. Most forms of Western music can make use of the piano. Consequently, pianists have a wide variety of repertoire and styles to choose from, including traditionally classical music, Jazz, blues and all sorts of popular music, including rock music. Most pianists can, to a certain extent, play other keyboard-related instruments such as the synthesizer, harpsichord, celesta and the organ and keyboard. Perhaps the greatest pianist of all time was Franz Liszt, whose piano mastery was described by Anton Rubinstein: "In comparison with Liszt, all other pianists are children". What entity does 'elena kuschnerova' has the relation 'educated at' with?
Ans: moscow conservatory