If each image includes at least one human leg with exposed skin, and each human leg wears a knee wrap.
return images ;return human legs in  #1 ;return skin of #2 ;return #2 where  #3 is exposed ;return number of  #4 for each  #1 ;return #1 where  #5 is at least one ;return number of  #6 ;return number of  #1 ;return if  #7 is equal to  #8 ;return knee wrap ;return #2 that wear #10 ;return number of  #2 ;return number of  #11 ;return if  #13 is equal to  #12 ;return if  both  #9 and #14 are true
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