Original: Gustavo Adolfo Bécquer , ( Seville February 17 , 1836 ; Madrid ( December 22 , 1870 ) was an Andalusian post-romanticist writer of poetry and short stories , now considered one of the most important figures in Spanish literature .
Simplified: Madrid December 22 , 1870 ) was a Spanish post-romanticist writer of poetry and short stories . He is considered one of the most important figures in Spanish literature .