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

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

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