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

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

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