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

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

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