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

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

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