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

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

*GRAMMAR*
kiki -> PURPLE 
 tufa -> RED 
 wif -> GREEN 
 zup -> YELLOW 
 u1 lug -> [u1] [u1] 
 u1 fep u2 -> [u2] [u1] 
 x1 gazzer x2 -> [x1] [x1] [x2] [x2] 
 u1 x1 -> [u1] [x1] 
 