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

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

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