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

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

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