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

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

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