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

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

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