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

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

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