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

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

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