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

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

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