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

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

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