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

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

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