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

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

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