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

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

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