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

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

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