Simplify the following text for a Grade 8 native English-speaking person.
Original: Frequently the organ is given a soloistic part , such as in Joseph Jongen 's Symphonie Concertante for Organ & Orchestra , Francis Poulenc 's Concerto for Organ , Strings and Tympani , and Frigyes Hidas ' Organ Concerto .
Simplified: In modern times Francis Poulenc wrote an organ concerto .