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

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

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