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

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

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