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

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

*GRAMMAR*
lug -> RED 
 blicket -> GREEN 
 wif -> YELLOW 
 dax -> PURPLE 
 u1 fep u2 -> [u2] [u1] [u2] [u2] [u1] 
 x1 gazzer x2 -> [x2] [x1] [x1] 
 x1 zup x2 -> [x1] [x1] [x2] [x2] 
 u1 x1 -> [u1] [x1] 
 