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

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

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