*SUPPORT*
IN: gazzer zup OUT: BLUE BLUE
IN: gazzer OUT: BLUE
IN: wif dax zup OUT: YELLOW RED RED
IN: dax kiki gazzer OUT: RED BLUE
IN: lug wif dax zup OUT: PURPLE YELLOW RED RED
IN: wif zup OUT: YELLOW YELLOW
IN: wif kiki wif OUT: YELLOW YELLOW
IN: lug kiki wif OUT: PURPLE YELLOW
IN: dax zup OUT: RED RED
IN: lug zup OUT: PURPLE PURPLE
IN: wif gazzer blicket OUT: YELLOW BLUE BLUE
IN: gazzer kiki lug OUT: BLUE PURPLE
IN: wif OUT: YELLOW
IN: gazzer kiki dax OUT: BLUE RED

*QUERY*
IN: lug blicket OUT: PURPLE PURPLE
IN: gazzer kiki wif OUT: BLUE YELLOW
IN: dax kiki lug OUT: RED PURPLE
IN: gazzer blicket OUT: BLUE BLUE
IN: dax blicket OUT: RED RED
IN: gazzer gazzer blicket OUT: BLUE BLUE BLUE
IN: lug wif wif OUT: PURPLE YELLOW YELLOW
IN: lug OUT: PURPLE
IN: dax kiki wif OUT: RED YELLOW
IN: lug lug wif OUT: PURPLE PURPLE YELLOW

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