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

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

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