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

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

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