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

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

*GRAMMAR*
gazzer -> PINK 
 wif -> YELLOW 
 dax -> GREEN 
 fep -> BLUE 
 u1 blicket u2 -> [u2] [u1] [u1] 
 x1 tufa u1 -> [x1] [u1] 
 x1 zup -> [x1] [x1] [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 