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

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

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