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

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

*GRAMMAR*
gazzer -> PINK 
 dax -> GREEN 
 fep -> BLUE 
 zup -> PURPLE 
 u1 tufa u2 -> [u1] [u2] 
 u1 blicket -> [u1] [u1] 
 u1 wif u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 