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

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

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