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

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

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