*SUPPORT*
IN: dax gazzer tufa OUT: RED RED BLUE BLUE
IN: tufa zup kiki lug OUT: BLUE PINK PINK BLUE PINK PINK
IN: dax dax kiki lug OUT: RED RED RED RED RED RED
IN: zup kiki OUT: PINK PINK
IN: dax zup kiki OUT: RED PINK PINK
IN: tufa gazzer dax kiki OUT: BLUE BLUE RED RED RED RED
IN: dax kiki OUT: RED RED
IN: fep gazzer zup lug OUT: GREEN GREEN PINK PINK PINK PINK
IN: fep lug OUT: GREEN GREEN
IN: zup lug OUT: PINK PINK
IN: dax dax OUT: RED RED
IN: dax OUT: RED
IN: tufa zup OUT: BLUE PINK
IN: fep OUT: GREEN

*QUERY*
IN: fep kiki OUT: GREEN GREEN
IN: tufa tufa fep gazzer tufa OUT: BLUE BLUE GREEN GREEN BLUE BLUE
IN: tufa tufa OUT: BLUE BLUE
IN: tufa kiki OUT: BLUE BLUE
IN: tufa tufa kiki OUT: BLUE BLUE BLUE
IN: dax lug OUT: RED RED
IN: zup gazzer dax dax OUT: PINK PINK RED RED RED RED
IN: dax gazzer zup kiki OUT: RED RED PINK PINK PINK PINK
IN: dax gazzer tufa fep kiki OUT: RED RED BLUE GREEN GREEN BLUE GREEN GREEN
IN: dax kiki lug OUT: RED RED RED RED

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