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

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

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