{TAIL ~ The module} includes {HEAD ~ two sensors} to generate movement data indicative of movement direction and orientation changes of the device 
{ TAIL ~ The module } includes { HEAD ~ two sensors } to generate movement data indicative of movement direction and orientation changes of the device
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH