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

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

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