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

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

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