\cueWhiletakes four arguments: the music from which the cue is to be taken, as defined by
\addQuote, the name to be inserted before the cue notes, then either
#DOWNto specify either
\voiceOnewith the name above the staff or
\voiceTwowith the name below the staff, and finally the piano music in parallel with which the cue notes are to appear. The name of the cued instrument is positioned to the left of the cued notes. Many passages can be cued, but they cannot overlap each other in time.