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

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

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