What classical piano piece is played at the beginning of an episode of Star Trek Voyager, Human Error?

The name of the Star Trek Voyager Season 7 episode is called: Human Error. The episode begins with the character, Seven playing a classical piano piece that is very pretty and sort of dark/mysterious. Please help me by giving the name of the composer and piano piece. Thank you.What classical piano piece is played at the beginning of an episode of Star Trek Voyager, Human Error?Von fremden L盲ndern und Menschen - Schumann

http://www.youtube.com/watch?v=TsSmRWkgq鈥?/a>

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