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

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

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