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

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

*GRAMMAR*
tufa -> PURPLE 
 gazzer -> YELLOW 
 lug -> GREEN 
 kiki -> RED 
 u1 fep u2 -> [u2] [u1] [u1] [u2] [u1] 
 x1 wif u1 -> [u1] [u1] [x1] [u1] [x1] 
 x1 zup x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 