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

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

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