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

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

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