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

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

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