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

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

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