If the right image shows multiple black-robed graduates wearing caps and  bright sky-blue sashes.
return graduates ;return #1 that are black-robed ;return cap ;return #2 wearing #3 ;return sash ;return #5 that is bright sky-blue ;return #2 wearing #6 ;return #2 in  both  #4 and #7 ;return #8 in  the  right image ;return number of  #9 ;return if  #10 is at least two
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