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

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

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