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

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

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