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

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

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