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

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

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