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

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

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