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

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

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