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

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

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