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

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

*GRAMMAR*
kiki -> GREEN 
 gazzer -> RED 
 lug -> BLUE 
 tufa -> PURPLE 
 x1 dax x2 -> [x2] [x1] 
 x1 wif -> [x1] [x1] 
 u1 blicket u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 