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

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

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