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

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

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