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

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

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