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

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

*GRAMMAR*
kiki -> GREEN 
 lug -> PURPLE 
 fep -> BLUE 
 dax -> YELLOW 
 x1 tufa x2 -> [x2] [x1] 
 x1 zup -> [x1] [x1] [x1] [x1] 
 x1 blicket -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 