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

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

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