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

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

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