Power Rangers S.P.D.
is the thirteenth season of the American television series , "Power Rangers" , and is based on the 28th Super Sentai series "Tokusou Sentai Dekaranger" . 
<triplet> Power Rangers <subj> Super Sentai <obj> based on <triplet> Super Sentai <subj> Power Rangers <obj> derivative work <triplet> Tokusou Sentai Dekaranger <subj> Super Sentai <obj> instance of