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

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

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