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

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

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