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

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

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