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

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

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