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

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

*GRAMMAR*
blicket -> BLUE 
 dax -> YELLOW 
 kiki -> PINK 
 zup -> GREEN 
 u1 fep -> [u1] [u1] 
 x1 tufa -> [x1] [x1] 
 x1 wif x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 