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

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

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