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

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

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