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

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

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