*SUPPORT*
IN: dax wif OUT: GREEN RED
IN: kiki zup wif wif dax gazzer dax OUT: RED RED GREEN YELLOW GREEN
IN: kiki kiki gazzer blicket OUT: YELLOW YELLOW PINK
IN: dax dax dax wif lug gazzer kiki OUT: GREEN GREEN GREEN RED RED YELLOW
IN: blicket gazzer blicket OUT: PINK PINK
IN: kiki lug gazzer kiki OUT: YELLOW YELLOW YELLOW
IN: wif lug OUT: RED RED
IN: dax lug OUT: GREEN GREEN
IN: kiki lug OUT: YELLOW YELLOW
IN: wif zup wif kiki lug gazzer kiki OUT: RED YELLOW YELLOW RED YELLOW
IN: dax kiki OUT: GREEN YELLOW
IN: blicket OUT: PINK
IN: kiki OUT: YELLOW
IN: blicket lug gazzer dax OUT: PINK PINK GREEN

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

*GRAMMAR*
dax -> GREEN 
 blicket -> PINK 
 wif -> RED 
 kiki -> YELLOW 
 u1 lug -> [u1] [u1] 
 x1 gazzer u1 -> [x1] [u1] 
 u1 zup x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 