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

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

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