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

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

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