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

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

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