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

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

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