ensembleNEWSRQ (enSRQ), the innovative chamber music ensemble, continues its eighth season with “Ligeti's 100th,” a program celebrating the birth centennial of the incomparable Hungarian-Austrian composer György Ligeti. For this concert, enSRQ welcomes back the celebrated pianist Han Chen to perform Ligeti’s “Études” and iconic “Trio for Horn, Violin and Piano.” The concert will also showcase selections from the “Infinite Staircase” project, an initiative featuring the world premiere of 18 new works for solo piano, co-commissioned by Metropolis Ensemble and pianist Han Chen, each paired with one of György Ligeti's 18 canonic piano études. Also featured are mixed instrumentation pieces inspired by Ligeti’s continuing legacy, including “Wax and Wire” from Viet Cuong, “Solo Cello Sonata,” and “Slipstream” from Stacy Garrop. The concert is Monday, November 20, 7:30 p.m., at First Congregational Church, 1031 S. Euclid Ave., Sarasota. Single tickets are $25. For more information on ticket packages and single tickets, including student ticket pricing, visit www.EnSRQ.org.