sentences:  Posthumously published in 1994, Sapo de Arubinha ("The toad of Arubinha") is a collection of articles by Filhos documenting the Brazilian football in the first half of the 20th century.Mário Filho died in 1966 at the age of 58 due to a heart attack, leaving behind his wife Célia (whom he had met on the beach of Copacabana and married at the age of 18 years).Célia committed suicide just a few months after his death.