*SUPPORT*
IN: dax dax blicket OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: dax blicket zup lug OUT: YELLOW GREEN GREEN GREEN
IN: dax zup tufa OUT: PURPLE GREEN
IN: dax blicket zup dax OUT: GREEN GREEN GREEN GREEN
IN: tufa lug blicket OUT: PURPLE YELLOW PURPLE YELLOW PURPLE YELLOW
IN: lug OUT: YELLOW
IN: dax blicket OUT: GREEN GREEN GREEN
IN: dax dax OUT: GREEN GREEN
IN: wif dax blicket OUT: RED GREEN RED GREEN RED GREEN
IN: tufa blicket zup tufa zup dax OUT: GREEN PURPLE PURPLE PURPLE PURPLE
IN: tufa fep OUT: PURPLE PURPLE
IN: lug lug OUT: YELLOW YELLOW
IN: dax zup dax blicket OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: lug zup lug fep OUT: YELLOW YELLOW YELLOW YELLOW

*QUERY*
IN: tufa OUT: PURPLE
IN: wif OUT: RED
IN: wif tufa zup tufa OUT: PURPLE RED PURPLE
IN: wif blicket OUT: RED RED RED
IN: tufa blicket OUT: PURPLE PURPLE PURPLE
IN: dax OUT: GREEN
IN: lug dax OUT: YELLOW GREEN
IN: tufa wif dax fep OUT: PURPLE RED GREEN PURPLE RED GREEN
IN: tufa lug fep OUT: PURPLE YELLOW PURPLE YELLOW
IN: dax fep OUT: GREEN GREEN

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