*SUPPORT*
IN: blicket tufa wif OUT: PINK GREEN
IN: wif tufa dax OUT: BLUE PINK
IN: gazzer blicket kiki OUT: RED GREEN GREEN
IN: wif blicket OUT: PINK GREEN
IN: gazzer fep OUT: RED RED
IN: dax kiki OUT: BLUE BLUE
IN: wif wif fep OUT: PINK PINK PINK
IN: wif kiki OUT: PINK PINK
IN: wif dax fep OUT: PINK BLUE BLUE
IN: gazzer OUT: RED
IN: dax blicket kiki OUT: BLUE GREEN GREEN
IN: gazzer gazzer fep OUT: RED RED RED
IN: blicket tufa blicket OUT: GREEN GREEN
IN: dax fep OUT: BLUE BLUE

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

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