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

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

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