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

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

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