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

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

*GRAMMAR*
zup -> YELLOW 
 dax -> PINK 
 tufa -> GREEN 
 lug -> BLUE 
 x1 gazzer x2 -> [x2] [x1] 
 u1 fep x1 -> [u1] [u1] [x1] [x1] 
 u1 wif -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 