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

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

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