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

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

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