Q:Facts: - profession: politician - caption: mayor blas oliveras mercado - successor: jose tormos diego - predecessor: emilio fagot - office: mayor of ponce , puerto rico - term end: 1937 - term start: 1933 - name: blas oliveras - nationality: puerto rican - image: 13-dsc00468 pr -rrb- . jpg - blas oliveras -lrb- mayor of ponce , Based on these bullet points, write a short biography describing the life of blas oliveras .
A:
blas oliveras mercado -lrb- born ca. 1880 - died ca. 1950 -rrb- was a puerto rican politician and mayor of ponce , puerto rico , from 1933 to 1937 .