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

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

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