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

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

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