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

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

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