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

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

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