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

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

*GRAMMAR*
wif -> YELLOW 
 tufa -> GREEN 
 kiki -> RED 
 zup -> PURPLE 
 u1 fep x1 -> [u1] [x1] 
 u1 lug -> [u1] [u1] [u1] 
 u1 gazzer u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 