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

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

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