caption death_date death_place birth_place nationality birth_date period image article_title name occupation
martínez sierra around 1910 1 october 1947 madrid , spain madrid , spain spanish 6 may 1881 modernism gregrorio martínez sierra.jpg gregorio martínez sierra
 gregorio martínez sierra writer , poet , dramatist , theatre director
gregorio martínez sierra

gregorio martínez sierra -lrb- 6 may 1881 -- 1 october 1947 -rrb- was a spanish writer , poet , dramatist , and theatre director , a key figure in the revival of the spanish theatrical avant-garde in the early twentieth century .
