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

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

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