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

*QUERY*
IN: kiki wif zup lug fep OUT: PURPLE PINK GREEN
IN: zup fep kiki lug tufa OUT: PINK PURPLE YELLOW GREEN
IN: fep blicket OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: tufa lug zup OUT: PINK YELLOW
IN: tufa OUT: YELLOW
IN: kiki OUT: GREEN
IN: fep kiki tufa tufa OUT: PURPLE GREEN YELLOW YELLOW
IN: kiki blicket OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: fep lug zup OUT: PINK PURPLE
IN: zup lug kiki OUT: GREEN PINK

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