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

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

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