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

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

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