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

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

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