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

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

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