If there are three men playing instrument in the subway with two of them where rlong black pants.
return men ;return instruments ;return #1 playing #2 ;return the  subway ;return #3 in  #4 ;return number of  #5 ;return if  #6 is equal to  three ;return pants of #5 ;return #5 where  #8 are rlong ;return #5 where  #8 are black ;return #5 in  both  #9 and #10 ;return number of  #11 ;return if  #12 is equal to  two ;return if  both  #7 and #13 are true
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