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

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

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