The user can then blow through {TAIL ~ the mouthpiece} to create {HEAD ~ a tonal sound} similar to that provided by a horn 
The user can then blow through { TAIL ~ the mouthpiece } to create { HEAD ~ a tonal sound } similar to that provided by a horn
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH