*SUPPORT*
IN: dax wif gazzer OUT: GREEN BLUE BLUE BLUE
IN: kiki dax gazzer OUT: RED GREEN GREEN GREEN
IN: kiki OUT: RED
IN: wif lug OUT: BLUE BLUE BLUE BLUE BLUE
IN: blicket tufa dax OUT: YELLOW GREEN GREEN
IN: dax gazzer OUT: GREEN GREEN GREEN
IN: kiki tufa blicket OUT: RED YELLOW YELLOW
IN: dax OUT: GREEN
IN: kiki gazzer OUT: RED RED RED
IN: blicket kiki OUT: YELLOW RED
IN: blicket tufa wif OUT: YELLOW BLUE BLUE
IN: dax tufa dax OUT: GREEN GREEN GREEN
IN: dax lug OUT: GREEN GREEN GREEN GREEN GREEN
IN: blicket blicket OUT: YELLOW YELLOW

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

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