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

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

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