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

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

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