Pablo Neruda ( July 12 , 1904 â `` September 23 , 1973 ) was a Chilean poet who won the Nobel Prize for literature in 1971 . Pablo Neruda ( July 12 , 1904 â `` September 23 , 1973 ) was the pen name and , later , legal name of the Chilean poet and politician NeftalÃ Ricardo Reyes Basoalto .