*SUPPORT*
IN: gazzer fep tufa gazzer OUT: GREEN GREEN GREEN PINK GREEN
IN: wif OUT: YELLOW
IN: gazzer gazzer fep wif zup OUT: GREEN GREEN GREEN GREEN GREEN GREEN YELLOW YELLOW
IN: gazzer dax OUT: GREEN GREEN GREEN
IN: tufa wif OUT: PINK YELLOW
IN: gazzer OUT: GREEN
IN: gazzer wif OUT: GREEN YELLOW
IN: wif tufa tufa OUT: YELLOW PINK PINK
IN: wif dax OUT: YELLOW YELLOW YELLOW
IN: tufa OUT: PINK
IN: tufa zup OUT: PINK PINK
IN: gazzer fep blicket gazzer OUT: GREEN GREEN GREEN BLUE GREEN
IN: blicket fep blicket OUT: BLUE BLUE BLUE BLUE
IN: blicket gazzer dax OUT: BLUE GREEN BLUE GREEN BLUE GREEN

*QUERY*
IN: blicket blicket zup OUT: BLUE BLUE BLUE BLUE
IN: blicket dax OUT: BLUE BLUE BLUE
IN: wif zup OUT: YELLOW YELLOW
IN: wif blicket OUT: YELLOW BLUE
IN: tufa fep tufa OUT: PINK PINK PINK PINK
IN: blicket OUT: BLUE
IN: blicket blicket OUT: BLUE BLUE
IN: wif blicket zup OUT: YELLOW BLUE YELLOW BLUE
IN: tufa blicket OUT: PINK BLUE
IN: gazzer tufa OUT: GREEN PINK

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