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

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

*GRAMMAR*
lug -> PURPLE 
 kiki -> GREEN 
 wif -> PINK 
 blicket -> RED 
 u1 gazzer x1 -> [u1] [x1] 
 u1 dax -> [u1] [u1] 
 u1 zup u2 -> [u2] [u2] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 