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

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

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