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

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

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