*SUPPORT*
IN: zup OUT: BLUE
IN: wif OUT: YELLOW
IN: wif zup zup zup OUT: YELLOW BLUE BLUE BLUE
IN: dax fep OUT: GREEN GREEN GREEN
IN: zup lug blicket kiki OUT: RED BLUE RED BLUE RED BLUE RED BLUE
IN: blicket dax fep OUT: RED GREEN GREEN GREEN
IN: wif dax wif OUT: YELLOW GREEN YELLOW
IN: dax OUT: GREEN
IN: zup fep lug zup blicket blicket fep OUT: BLUE RED RED RED RED BLUE BLUE BLUE
IN: wif dax zup fep OUT: YELLOW GREEN BLUE BLUE BLUE
IN: blicket OUT: RED
IN: wif fep OUT: YELLOW YELLOW YELLOW
IN: blicket fep OUT: RED RED RED
IN: wif lug wif OUT: YELLOW YELLOW

*QUERY*
IN: zup lug zup fep OUT: BLUE BLUE BLUE BLUE
IN: wif lug dax dax fep lug dax OUT: GREEN GREEN GREEN GREEN GREEN YELLOW
IN: zup blicket OUT: BLUE RED
IN: wif dax fep OUT: YELLOW GREEN GREEN GREEN
IN: zup kiki OUT: BLUE BLUE BLUE BLUE
IN: dax wif fep OUT: GREEN YELLOW YELLOW YELLOW
IN: wif wif fep OUT: YELLOW YELLOW YELLOW YELLOW
IN: blicket dax dax zup OUT: RED GREEN GREEN BLUE
IN: wif wif OUT: YELLOW YELLOW
IN: zup fep OUT: BLUE BLUE BLUE

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