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

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

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