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

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

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