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

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

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