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

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

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