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

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

*GRAMMAR*
tufa -> PURPLE 
 wif -> PINK 
 kiki -> BLUE 
 fep -> GREEN 
 u1 gazzer u2 -> [u2] [u2] [u2] [u1] 
 u1 dax -> [u1] [u1] 
 u1 zup x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 