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

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

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