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

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

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