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

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

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