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

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

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