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

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

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