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

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

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