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

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

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