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

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

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