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

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

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