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

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

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