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

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

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