*SUPPORT*
IN: dax OUT: GREEN
IN: lug wif kiki dax OUT: YELLOW PURPLE GREEN
IN: blicket blicket zup OUT: BLUE BLUE BLUE
IN: blicket kiki wif OUT: BLUE PURPLE
IN: dax tufa dax OUT: GREEN GREEN
IN: wif zup OUT: PURPLE PURPLE
IN: dax kiki dax OUT: GREEN GREEN
IN: dax dax zup OUT: GREEN GREEN GREEN
IN: lug kiki dax OUT: YELLOW GREEN
IN: lug kiki lug OUT: YELLOW YELLOW
IN: lug zup OUT: YELLOW YELLOW
IN: blicket kiki lug OUT: BLUE YELLOW
IN: wif lug zup OUT: PURPLE YELLOW YELLOW
IN: dax dax kiki blicket OUT: GREEN GREEN BLUE

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

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