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

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

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