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

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

*GRAMMAR*
dax -> RED 
 kiki -> PINK 
 lug -> YELLOW 
 wif -> GREEN 
 x1 blicket u1 -> [u1] [x1] 
 x1 tufa -> [x1] [x1] 
 x1 gazzer x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 