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

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

*GRAMMAR*
kiki -> BLUE 
 dax -> PINK 
 wif -> GREEN 
 fep -> YELLOW 
 u1 blicket -> [u1] [u1] 
 u1 gazzer u2 -> [u2] [u1] 
 x1 tufa x2 -> [x1] [x1] [x1] [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 