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

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

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