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

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

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