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

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

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