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

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

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