*SUPPORT*
IN: wif zup fep blicket wif zup tufa OUT: YELLOW GREEN YELLOW PURPLE GREEN PURPLE
IN: lug tufa wif tufa OUT: PINK PURPLE GREEN PURPLE
IN: lug gazzer fep zup wif OUT: PINK GREEN YELLOW GREEN
IN: lug zup tufa OUT: PURPLE PINK PURPLE
IN: tufa lug zup wif OUT: PURPLE GREEN PINK GREEN
IN: fep zup fep OUT: YELLOW YELLOW YELLOW
IN: tufa blicket fep fep OUT: PURPLE YELLOW YELLOW
IN: wif zup lug OUT: PINK GREEN PINK
IN: fep wif zup fep gazzer tufa zup tufa OUT: YELLOW YELLOW GREEN YELLOW PURPLE PURPLE PURPLE
IN: tufa zup lug OUT: PINK PURPLE PINK
IN: tufa wif OUT: PURPLE GREEN
IN: tufa OUT: PURPLE
IN: lug zup lug blicket lug OUT: PINK PINK PINK PINK
IN: fep OUT: YELLOW

*QUERY*
IN: fep lug blicket lug blicket tufa lug OUT: YELLOW PINK PINK PURPLE PINK
IN: tufa gazzer lug fep OUT: PURPLE PINK YELLOW
IN: tufa zup tufa OUT: PURPLE PURPLE PURPLE
IN: lug gazzer fep gazzer lug OUT: PINK YELLOW PINK
IN: fep lug OUT: YELLOW PINK
IN: lug fep gazzer tufa zup tufa gazzer tufa OUT: PINK YELLOW PURPLE PURPLE PURPLE PURPLE
IN: wif OUT: GREEN
IN: lug OUT: PINK
IN: lug zup wif OUT: GREEN PINK GREEN
IN: fep zup tufa OUT: PURPLE YELLOW PURPLE

*GRAMMAR*
lug -> PINK 
 tufa -> PURPLE 
 wif -> GREEN 
 fep -> YELLOW 
 x1 blicket x2 -> [x1] [x2] 
 u1 zup u2 -> [u2] [u1] [u2] 
 x1 gazzer x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 