Simplify the following text for a Grade 6 native English-speaking person.
Original: In 1890 , he married Aline Victorine Charigot , who , along with a number of the artist 's friends , had already served as a model for Le DÃ jeuner des canotiers ( Luncheon of the Boating Party , 1881 ) , and with whom he already had a child , Pierre , in 1885 .
Simplified: In 1890 , he married Aline Victorine Charigot . She , with a number of the artist 's friends , had been a model for Le DÃ jeuner des canotiers ( Luncheon of the Boating Party , 1881 ) .