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

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

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