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

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

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