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

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

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