*SUPPORT*
IN: lug OUT: YELLOW
IN: tufa gazzer lug OUT: GREEN YELLOW
IN: lug wif kiki OUT: RED YELLOW
IN: kiki lug wif tufa OUT: GREEN RED YELLOW
IN: kiki wif lug OUT: YELLOW RED
IN: lug wif dax OUT: PURPLE YELLOW
IN: dax OUT: PURPLE
IN: lug gazzer tufa wif lug OUT: YELLOW YELLOW GREEN
IN: tufa wif tufa OUT: GREEN GREEN
IN: tufa wif tufa wif tufa OUT: GREEN GREEN GREEN
IN: tufa OUT: GREEN
IN: dax dax tufa dax wif kiki OUT: RED PURPLE PURPLE GREEN PURPLE
IN: dax wif tufa OUT: GREEN PURPLE
IN: lug lug OUT: YELLOW YELLOW

*QUERY*
IN: lug gazzer lug OUT: YELLOW YELLOW
IN: kiki OUT: RED
IN: dax lug lug gazzer dax gazzer dax OUT: PURPLE YELLOW YELLOW PURPLE PURPLE
IN: lug wif lug gazzer kiki wif lug OUT: YELLOW YELLOW YELLOW RED
IN: tufa dax tufa gazzer tufa gazzer tufa OUT: GREEN PURPLE GREEN GREEN GREEN
IN: tufa lug OUT: GREEN YELLOW
IN: dax gazzer lug gazzer kiki OUT: PURPLE YELLOW RED
IN: tufa tufa tufa gazzer lug OUT: GREEN GREEN GREEN YELLOW
IN: tufa wif dax OUT: PURPLE GREEN
IN: tufa dax gazzer kiki wif tufa gazzer lug OUT: GREEN GREEN PURPLE RED YELLOW

*GRAMMAR*
kiki -> RED 
 lug -> YELLOW 
 dax -> PURPLE 
 tufa -> GREEN 
 x1 fep u1 -> [u1] [x1] [u1] 
 x1 wif u1 -> [u1] [x1] 
 x1 gazzer u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 