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

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

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