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

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

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