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

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

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