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

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

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