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

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

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