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

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

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