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

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

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