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

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

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