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

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

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