*SUPPORT*
IN: fep OUT: PURPLE
IN: dax blicket OUT: GREEN GREEN GREEN
IN: tufa OUT: BLUE
IN: tufa blicket OUT: BLUE BLUE BLUE
IN: zup fep wif OUT: RED PURPLE PURPLE
IN: zup zup OUT: RED RED
IN: fep kiki OUT: PURPLE PURPLE
IN: dax dax tufa wif OUT: GREEN GREEN BLUE BLUE
IN: zup kiki OUT: RED RED
IN: zup tufa fep kiki OUT: RED BLUE PURPLE PURPLE
IN: dax fep OUT: GREEN PURPLE
IN: zup fep blicket OUT: RED PURPLE PURPLE PURPLE
IN: zup zup wif OUT: RED RED RED
IN: tufa wif OUT: BLUE BLUE

*QUERY*
IN: tufa fep OUT: BLUE PURPLE
IN: dax zup OUT: GREEN RED
IN: tufa kiki OUT: BLUE BLUE
IN: zup blicket OUT: RED RED RED
IN: fep blicket OUT: PURPLE PURPLE PURPLE
IN: tufa zup OUT: BLUE RED
IN: dax OUT: GREEN
IN: zup wif OUT: RED RED
IN: dax dax wif OUT: GREEN GREEN GREEN
IN: dax wif OUT: GREEN GREEN

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