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

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

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