*SUPPORT*
IN: wif wif blicket lug OUT: RED PURPLE RED
IN: tufa OUT: PINK
IN: fep fep dax OUT: YELLOW YELLOW YELLOW YELLOW
IN: lug blicket wif dax OUT: RED PURPLE RED PURPLE
IN: lug zup fep OUT: PURPLE YELLOW
IN: tufa lug blicket lug OUT: PINK PURPLE PURPLE
IN: fep tufa fep blicket lug OUT: YELLOW PINK PURPLE YELLOW
IN: fep zup lug OUT: YELLOW PURPLE
IN: lug blicket tufa OUT: PINK PURPLE
IN: fep blicket fep OUT: YELLOW YELLOW
IN: tufa wif tufa zup wif OUT: PINK RED PINK RED
IN: tufa tufa wif dax OUT: PINK PINK RED PINK PINK RED
IN: wif zup fep OUT: RED YELLOW
IN: lug tufa fep OUT: PURPLE PINK YELLOW

*QUERY*
IN: wif OUT: RED
IN: tufa tufa OUT: PINK PINK
IN: tufa blicket tufa OUT: PINK PINK
IN: wif zup lug OUT: RED PURPLE
IN: tufa zup fep OUT: PINK YELLOW
IN: wif zup tufa dax OUT: RED PINK RED PINK
IN: fep blicket wif OUT: RED YELLOW
IN: tufa blicket lug dax OUT: PURPLE PINK PURPLE PINK
IN: wif zup fep dax OUT: RED YELLOW RED YELLOW
IN: tufa blicket fep OUT: YELLOW PINK

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