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

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

*GRAMMAR*
dax -> BLUE 
 wif -> RED 
 lug -> PINK 
 gazzer -> YELLOW 
 u1 zup u2 -> [u2] [u2] [u1] [u1] [u2] 
 u1 fep -> [u1] [u1] 
 u1 tufa -> [u1] [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 