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

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

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