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

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

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