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

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

*GRAMMAR*
tufa -> PINK 
 blicket -> BLUE 
 dax -> PURPLE 
 wif -> GREEN 
 x1 kiki -> [x1] [x1] 
 x1 fep x2 -> [x1] [x2] 
 u1 zup u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 