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

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

*GRAMMAR*
dax -> BLUE 
 zup -> PURPLE 
 tufa -> GREEN 
 kiki -> RED 
 x1 fep -> [x1] [x1] [x1] 
 u1 lug x1 -> [x1] [u1] [u1] 
 x1 gazzer x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 