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

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

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