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

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

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