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

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

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