If there are three green drums, with a wooden table running across the top of the drums.
return drums  ;return #1 that are green ;return number of  #2 ;return if  #3 is equal to  three ;return table ;return #5 that is wooden ;return the  top of #2 ;return if  #6 is running across #7 ;return if  both  #4 and #8 are true
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