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

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

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