C) after {HEAD ~ a change} of {TAIL ~ the rotor position signal} , which change follows the new commutation and is associated with a change between two rotor poles, which change is hereinafter referred to as a second pole change, a second value for the motor current is ascertained 
of
C ) after { HEAD ~ a change } of { TAIL ~ the rotor position signal } , which change follows the new commutation and is associated with a change between two rotor poles , which change is hereinafter referred to as a second pole change , a second value for the motor current is ascertained
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH