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

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

*GRAMMAR*
fep -> GREEN 
 zup -> YELLOW 
 dax -> RED 
 gazzer -> PURPLE 
 u1 kiki u2 -> [u1] [u2] 
 u1 tufa -> [u1] [u1] [u1] 
 x1 blicket x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 