http://example.com/student/10
last name: Williams
first name: Venus
plays: http://example.com/sport/110

http://example.com/student/12
last name: Villa
first name: David
plays: http://example.com/sport/111

http://example.com/student/11
last name: Alonso
first name: Fernando
plays: http://example.com/sport/112
plays: http://example.com/sport/111

http://example.com/sport/110
description: Tennis
id: 110

http://example.com/sport/111
description: Football
id: 111

http://example.com/sport/112
description: Formula1
id: 112