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

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

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