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

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

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