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

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

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