*SUPPORT*
IN: blicket OUT: YELLOW
IN: tufa blicket OUT: BLUE YELLOW
IN: tufa blicket lug kiki OUT: BLUE YELLOW GREEN
IN: blicket dax OUT: YELLOW PINK
IN: blicket lug dax OUT: YELLOW PINK
IN: dax lug kiki OUT: PINK GREEN
IN: kiki tufa lug tufa OUT: GREEN BLUE BLUE
IN: dax lug kiki zup blicket OUT: PINK GREEN YELLOW PINK GREEN PINK GREEN
IN: tufa dax tufa lug tufa OUT: BLUE PINK BLUE BLUE
IN: kiki OUT: GREEN
IN: dax lug tufa wif dax OUT: PINK PINK BLUE PINK BLUE PINK
IN: tufa kiki OUT: BLUE GREEN
IN: blicket lug blicket OUT: YELLOW YELLOW
IN: kiki zup blicket OUT: GREEN YELLOW GREEN GREEN

*QUERY*
IN: dax lug blicket wif tufa OUT: BLUE PINK YELLOW PINK YELLOW BLUE
IN: tufa lug blicket OUT: BLUE YELLOW
IN: tufa OUT: BLUE
IN: tufa lug tufa wif kiki OUT: GREEN BLUE BLUE BLUE BLUE GREEN
IN: dax lug kiki wif dax OUT: PINK PINK GREEN PINK GREEN PINK
IN: tufa dax lug tufa wif dax OUT: PINK BLUE PINK BLUE BLUE PINK BLUE PINK
IN: dax lug dax OUT: PINK PINK
IN: dax lug tufa OUT: PINK BLUE
IN: blicket wif kiki OUT: GREEN YELLOW YELLOW GREEN
IN: dax OUT: PINK

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