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

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

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