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

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

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