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

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

*GRAMMAR*
dax -> YELLOW 
 tufa -> GREEN 
 zup -> BLUE 
 wif -> PINK 
 x1 gazzer x2 -> [x2] [x1] 
 u1 fep u2 -> [u1] [u2] 
 x1 kiki -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 