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

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

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