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

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

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