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

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

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