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

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

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