*SUPPORT*
IN: blicket dax OUT: PURPLE BLUE
IN: dax zup blicket zup blicket lug tufa OUT: GREEN PURPLE PURPLE BLUE
IN: blicket lug tufa OUT: GREEN PURPLE
IN: wif tufa lug tufa OUT: GREEN YELLOW GREEN
IN: dax blicket OUT: BLUE PURPLE
IN: dax blicket zup wif lug wif zup dax OUT: BLUE YELLOW YELLOW BLUE PURPLE
IN: wif zup tufa lug dax zup blicket OUT: PURPLE BLUE GREEN YELLOW
IN: dax OUT: BLUE
IN: blicket OUT: PURPLE
IN: blicket wif OUT: PURPLE YELLOW
IN: tufa gazzer tufa OUT: GREEN GREEN GREEN
IN: dax zup wif zup blicket OUT: PURPLE YELLOW BLUE
IN: blicket zup tufa OUT: GREEN PURPLE
IN: dax lug wif OUT: YELLOW BLUE

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

*GRAMMAR*
tufa -> GREEN 
 blicket -> PURPLE 
 dax -> BLUE 
 wif -> YELLOW 
 x1 zup u1 -> [u1] [x1] 
 x1 gazzer x2 -> [x2] [x2] [x1] 
 x1 lug u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 