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

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

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