*SUPPORT*
IN: tufa tufa zup OUT: RED RED RED RED
IN: dax lug gazzer OUT: BLUE PURPLE PURPLE
IN: tufa zup OUT: RED RED
IN: kiki lug gazzer OUT: GREEN PURPLE PURPLE
IN: kiki gazzer OUT: GREEN GREEN
IN: tufa dax gazzer OUT: RED BLUE BLUE
IN: lug tufa OUT: PURPLE RED
IN: tufa fep tufa OUT: RED RED RED
IN: dax OUT: BLUE
IN: kiki OUT: GREEN
IN: tufa fep lug OUT: RED PURPLE PURPLE
IN: kiki zup OUT: GREEN GREEN
IN: lug gazzer zup OUT: PURPLE PURPLE PURPLE PURPLE
IN: dax gazzer zup OUT: BLUE BLUE BLUE BLUE

*QUERY*
IN: kiki lug gazzer zup OUT: GREEN PURPLE PURPLE GREEN PURPLE PURPLE
IN: kiki fep kiki OUT: GREEN GREEN GREEN
IN: kiki fep tufa zup OUT: GREEN RED RED GREEN RED RED
IN: dax dax zup OUT: BLUE BLUE BLUE BLUE
IN: tufa fep dax OUT: RED BLUE BLUE
IN: tufa fep kiki OUT: RED GREEN GREEN
IN: tufa zup zup OUT: RED RED RED RED
IN: lug gazzer OUT: PURPLE PURPLE
IN: dax lug fep dax OUT: BLUE PURPLE BLUE BLUE
IN: tufa OUT: RED

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