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

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

*GRAMMAR*
wif -> PURPLE 
 kiki -> RED 
 zup -> YELLOW 
 tufa -> BLUE 
 x1 fep -> [x1] [x1] 
 u1 blicket u2 -> [u2] [u1] [u1] 
 x1 gazzer -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 