If only black labrador retrievers are shown, and one dog is in a reclining pose on something soft, and at least one dog wears a collar.
return dogs ;return labrador retrievers ;return #2 that are black ;return #1 besides  #3 ;return number of  #4 ;return if  #5 is equal to  zero ;return #1 in  reclining poses ;return something soft ;return #7 on #8 ;return number of  #9 ;return if  #10 is equal to  one ;return collar ;return #1 that wear #12 ;return number of  #13 ;return if  #14 is at least one ;return if  both  #11 and #15 are true ;return if  both  #6 and #16 are true
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