{HEAD ~ The movement phase} of the motor occurs in {TAIL ~ several steps} and begins by turning off the current to coil B  
occurs in
{ HEAD ~ The movement phase } of the motor occurs in { TAIL ~ several steps } and begins by turning off the current to coil B
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH