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

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

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