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

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

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