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

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

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