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

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

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