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

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

*GRAMMAR*
fep -> PURPLE 
 zup -> BLUE 
 gazzer -> RED 
 lug -> GREEN 
 u1 tufa -> [u1] [u1] [u1] [u1] 
 x1 dax u1 -> [x1] [u1] 
 u1 kiki u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 