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

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

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