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

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

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