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

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

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