an Entity references as follows:
capella is a musical notation program or scorewriter developed by the German company Capella Software AG (formerly WHC), running on Microsoft Windows or corresponding emulators in other operating systems, like Wine on Linux and others on Apple Macintosh. Capella requires to be activated after a trial period of 30 days. The publisher writes the name in lower case letters only. The program was initially created by Hartmut Ring, and is now maintained and developed by Bernd Jungmann.