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

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

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