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

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

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