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

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

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