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

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

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