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

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

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