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

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

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