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

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

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