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

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

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