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

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

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