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

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

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