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

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

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