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

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

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