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

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

*GRAMMAR*
blicket -> BLUE 
 lug -> RED 
 wif -> YELLOW 
 tufa -> PURPLE 
 x1 dax -> [x1] [x1] [x1] 
 x1 fep x2 -> [x1] [x2] [x2] 
 u1 zup u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 