*SUPPORT*
IN: lug OUT: YELLOW
IN: tufa wif dax OUT: PURPLE PINK
IN: gazzer wif gazzer OUT: BLUE BLUE
IN: gazzer dax gazzer kiki OUT: BLUE PURPLE BLUE BLUE
IN: gazzer wif lug OUT: YELLOW BLUE
IN: lug tufa kiki OUT: YELLOW PINK PINK
IN: dax kiki OUT: PURPLE PURPLE
IN: tufa wif lug OUT: YELLOW PINK
IN: dax tufa kiki OUT: PURPLE PINK PINK
IN: dax wif tufa OUT: PINK PURPLE
IN: lug tufa gazzer dax OUT: YELLOW PINK BLUE PURPLE
IN: dax OUT: PURPLE
IN: gazzer wif tufa OUT: PINK BLUE
IN: gazzer dax wif dax OUT: BLUE PURPLE PURPLE

*QUERY*
IN: tufa wif gazzer OUT: BLUE PINK
IN: lug wif dax OUT: PURPLE YELLOW
IN: gazzer OUT: BLUE
IN: lug kiki OUT: YELLOW YELLOW
IN: gazzer dax dax dax dax kiki OUT: BLUE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: gazzer wif dax OUT: PURPLE BLUE
IN: tufa OUT: PINK
IN: tufa kiki OUT: PINK PINK
IN: gazzer fep gazzer kiki OUT: BLUE BLUE BLUE
IN: gazzer kiki OUT: BLUE BLUE

*GRAMMAR*
lug -> YELLOW 
 gazzer -> BLUE 
 dax -> PURPLE 
 tufa -> PINK 
 x1 fep x2 -> [x1] [x2] 
 u1 kiki -> [u1] [u1] 
 u1 wif u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 