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

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

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