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

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

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