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

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

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