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

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

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