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

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

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