*SUPPORT*
IN: kiki lug wif OUT: GREEN PINK RED
IN: dax tufa wif fep OUT: PURPLE RED PURPLE RED
IN: lug tufa kiki OUT: PINK GREEN
IN: wif tufa kiki OUT: RED GREEN
IN: dax fep OUT: PURPLE PURPLE
IN: wif tufa dax OUT: RED PURPLE
IN: dax gazzer OUT: PURPLE PURPLE
IN: wif tufa lug OUT: RED PINK
IN: kiki OUT: GREEN
IN: dax tufa wif OUT: PURPLE RED
IN: wif tufa kiki fep fep OUT: RED GREEN RED GREEN RED GREEN RED GREEN
IN: kiki gazzer OUT: GREEN GREEN
IN: lug tufa wif OUT: PINK RED
IN: wif fep OUT: RED RED

*QUERY*
IN: dax dax OUT: PURPLE PURPLE
IN: wif gazzer OUT: RED RED
IN: wif OUT: RED
IN: lug lug OUT: PINK PINK
IN: kiki kiki tufa wif OUT: GREEN GREEN RED
IN: kiki tufa kiki OUT: GREEN GREEN
IN: lug tufa kiki fep OUT: PINK GREEN PINK GREEN
IN: dax dax fep fep OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: lug gazzer fep OUT: PINK PINK PINK PINK
IN: lug OUT: PINK

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