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

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

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