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

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

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