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

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

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