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

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

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