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

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

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