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

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

*GRAMMAR*
gazzer -> GREEN 
 zup -> PINK 
 lug -> BLUE 
 wif -> YELLOW 
 x1 fep x2 -> [x1] [x2] 
 u1 dax -> [u1] [u1] 
 u1 blicket u2 -> [u2] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 