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

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

*GRAMMAR*
zup -> YELLOW 
 tufa -> BLUE 
 dax -> RED 
 wif -> GREEN 
 x1 blicket -> [x1] [x1] 
 x1 kiki x2 -> [x1] [x2] 
 u1 gazzer -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 