{HEAD ~ A method} of controlling {TAIL ~ a wind turbine generator} which is equipped with a nacelle, an anemometer, an anemoscope and a nacelle swiveling mechanism for swiveling the nacelle, the method comprising the steps of: 
of controlling
{ HEAD ~ A method } of controlling { TAIL ~ a wind turbine generator } which is equipped with a nacelle , an anemometer , an anemoscope and a nacelle swiveling mechanism for swiveling the nacelle , the method comprising the steps of :
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