*SUPPORT*
IN: kiki fep OUT: YELLOW YELLOW
IN: dax kiki kiki OUT: RED YELLOW YELLOW
IN: kiki wif fep OUT: YELLOW YELLOW YELLOW YELLOW
IN: lug fep OUT: GREEN GREEN
IN: kiki wif OUT: YELLOW YELLOW
IN: lug OUT: GREEN
IN: dax OUT: RED
IN: blicket OUT: BLUE
IN: blicket zup kiki fep OUT: BLUE YELLOW BLUE YELLOW
IN: kiki dax lug zup lug OUT: YELLOW RED GREEN GREEN
IN: lug wif OUT: GREEN GREEN
IN: dax zup blicket OUT: RED BLUE
IN: dax wif OUT: RED RED
IN: blicket fep OUT: BLUE BLUE

*QUERY*
IN: kiki zup dax OUT: YELLOW RED
IN: dax dax zup blicket OUT: RED RED BLUE
IN: blicket wif OUT: BLUE BLUE
IN: blicket zup blicket OUT: BLUE BLUE
IN: kiki OUT: YELLOW
IN: blicket zup lug OUT: BLUE GREEN
IN: dax zup dax OUT: RED RED
IN: lug lug wif OUT: GREEN GREEN GREEN
IN: lug zup dax OUT: GREEN RED
IN: kiki lug zup blicket OUT: YELLOW GREEN BLUE

*GRAMMAR*
blicket -> BLUE 
 lug -> GREEN 
 kiki -> YELLOW 
 dax -> RED 
 x1 fep -> [x1] [x1] 
 u1 zup u2 -> [u1] [u2] 
 u1 wif -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 