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

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

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