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

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

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