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

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

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