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

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

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