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

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

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