_:vb50952797 "A soft tissue cancer that is a slow growing tumor of an unknown origin that effects children and effects young adults."^^ . _:vb50952797 "url:http://en.wikipedia.org/wiki/Alveolar_soft_part_sarcoma"^^ . _:vb50952797 . _:vb50952797 . _:vb50952797 . _:vb50952797 . _:vb50952797 .