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

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

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