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

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

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