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

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

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