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

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

*GRAMMAR*
zup -> PURPLE 
 tufa -> BLUE 
 wif -> PINK 
 fep -> GREEN 
 u1 kiki -> [u1] [u1] 
 x1 blicket x2 -> [x2] [x2] [x1] 
 u1 dax -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 