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

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

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