*SUPPORT*
IN: lug blicket tufa OUT: RED YELLOW
IN: tufa OUT: YELLOW
IN: kiki blicket dax OUT: GREEN PURPLE
IN: dax OUT: PURPLE
IN: lug kiki wif OUT: RED GREEN GREEN
IN: lug OUT: RED
IN: tufa wif OUT: YELLOW YELLOW
IN: lug tufa wif OUT: RED YELLOW YELLOW
IN: dax fep OUT: PURPLE PURPLE
IN: lug tufa blicket kiki OUT: RED YELLOW GREEN
IN: dax kiki fep OUT: PURPLE GREEN GREEN
IN: tufa lug OUT: YELLOW RED
IN: kiki wif OUT: GREEN GREEN
IN: lug wif OUT: RED RED

*QUERY*
IN: dax blicket lug OUT: PURPLE RED
IN: kiki OUT: GREEN
IN: dax blicket dax OUT: PURPLE PURPLE
IN: lug blicket kiki OUT: RED GREEN
IN: tufa blicket lug OUT: YELLOW RED
IN: lug lug blicket tufa OUT: RED RED YELLOW
IN: kiki fep OUT: GREEN GREEN
IN: kiki kiki OUT: GREEN GREEN
IN: dax lug OUT: PURPLE RED
IN: lug blicket dax OUT: RED PURPLE

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