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

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

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