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

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

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