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

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

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