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

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

*GRAMMAR*
wif -> GREEN 
 kiki -> YELLOW 
 zup -> RED 
 tufa -> BLUE 
 u1 dax x1 -> [x1] [u1] [u1] [u1] [x1] [x1] [x1] 
 u1 gazzer u2 -> [u2] [u1] 
 x1 blicket -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 