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

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

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