(
	(hcp(north)+hcp(south))>19
	and
	(hcp(north)+hcp(south))<24
) 
and
(   spades(south)+spades(north))>7
    and
   (spades(south)+spades(north))<12
and
         (	 ( shape(north, any  1xxx)
      	 and
      	 spades(south)>spades(north)  
    	 )
          or
     	( shape(south, any  1xxx)
      	 and
       	spades(north)>spades(south)  
     	)
         ) 

or

(
	(hcp(north)+hcp(south))>19
	and
	(hcp(north)+hcp(south))<24
) 
and
(   hearts(south)+hearts(north))>7
    and
   (hearts(south)+hearts(north))<12
and
         (	 ( shape(north, any  1xxx)
      	 and
      	 hearts(south)>hearts(north)  
    	 )
          or
     	( shape(south, any  1xxx)
      	 and
       	hearts(north)>hearts(south)  
     	)
         )