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

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

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