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

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

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