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

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

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