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

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

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