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

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

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