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

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

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