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

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

*GRAMMAR*
dax -> RED 
 blicket -> YELLOW 
 zup -> GREEN 
 fep -> PURPLE 
 u1 tufa x1 -> [u1] [u1] [x1] 
 x1 kiki x2 -> [x1] [x2] 
 x1 lug -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 