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

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

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