Simplify the following text for a Grade 4 native English-speaking person.
Original: Between 1955 and 1961 Genet wrote three more plays as well as an essay called `` What Remains of a Rembrandt Torn Into Four Equal Pieces and Flushed Down the Toilet '' , on which hinged Jacques Derrida 's analysis of Genet in his seminal work `` Glas '' .
Simplified: Between 1955 and 1961 Genet wrote three more plays .