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

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

*GRAMMAR*
zup -> GREEN 
 blicket -> PURPLE 
 gazzer -> BLUE 
 wif -> PINK 
 u1 fep u2 -> [u1] [u2] 
 x1 lug -> [x1] [x1] [x1] 
 x1 tufa x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 