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

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

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