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

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

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