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

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

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