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

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

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