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

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

*GRAMMAR*
fep -> BLUE 
 kiki -> YELLOW 
 gazzer -> GREEN 
 tufa -> PINK 
 u1 lug x1 -> [x1] [u1] 
 u1 wif u2 -> [u2] [u1] 
 u1 zup -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 