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

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

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