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

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

*GRAMMAR*
dax -> BLUE 
 wif -> RED 
 tufa -> PINK 
 kiki -> GREEN 
 u1 fep -> [u1] [u1] 
 x1 blicket x2 -> [x2] [x1] 
 u1 gazzer x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 