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

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

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