*SUPPORT*
IN: fep wif zup fep OUT: BLUE RED BLUE
IN: gazzer lug blicket lug gazzer dax blicket OUT: YELLOW PURPLE PURPLE YELLOW
IN: wif gazzer lug gazzer zup fep OUT: RED YELLOW YELLOW BLUE
IN: fep dax wif fep zup blicket OUT: RED BLUE BLUE PURPLE
IN: blicket OUT: PURPLE
IN: wif wif wif fep zup wif OUT: RED RED RED BLUE RED
IN: fep zup gazzer OUT: BLUE YELLOW
IN: gazzer lug gazzer OUT: YELLOW YELLOW
IN: gazzer OUT: YELLOW
IN: wif dax gazzer lug blicket OUT: YELLOW PURPLE RED
IN: gazzer lug wif OUT: YELLOW RED
IN: wif lug wif zup fep zup fep OUT: RED RED BLUE BLUE
IN: fep dax wif dax wif fep zup fep OUT: RED BLUE RED BLUE BLUE
IN: wif dax gazzer OUT: YELLOW RED

*QUERY*
IN: blicket fep dax blicket OUT: PURPLE PURPLE BLUE
IN: fep lug gazzer dax wif lug blicket OUT: BLUE RED PURPLE YELLOW
IN: gazzer lug fep OUT: YELLOW BLUE
IN: fep OUT: BLUE
IN: wif OUT: RED
IN: blicket lug wif gazzer OUT: PURPLE RED YELLOW
IN: wif lug wif gazzer dax gazzer dax fep OUT: RED RED BLUE YELLOW YELLOW
IN: wif fep wif OUT: RED BLUE RED
IN: blicket dax gazzer dax wif blicket OUT: RED PURPLE YELLOW PURPLE
IN: wif lug gazzer OUT: RED YELLOW

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