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

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

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