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

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

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