*SUPPORT*
IN: gazzer blicket tufa wif dax OUT: YELLOW RED BLUE BLUE YELLOW RED BLUE BLUE
IN: fep blicket wif gazzer OUT: GREEN BLUE YELLOW GREEN BLUE YELLOW
IN: wif blicket wif dax OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: wif blicket tufa dax OUT: BLUE RED RED BLUE RED RED
IN: gazzer OUT: YELLOW
IN: tufa OUT: RED
IN: gazzer tufa OUT: YELLOW RED
IN: wif blicket gazzer OUT: BLUE YELLOW BLUE YELLOW
IN: fep OUT: GREEN
IN: wif dax OUT: BLUE BLUE
IN: tufa lug OUT: RED RED RED
IN: wif fep blicket gazzer OUT: BLUE GREEN YELLOW GREEN YELLOW
IN: wif wif fep wif blicket tufa OUT: BLUE BLUE GREEN BLUE RED BLUE RED
IN: tufa dax lug OUT: RED RED RED RED RED RED

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

*GRAMMAR*
wif -> BLUE 
 gazzer -> YELLOW 
 fep -> GREEN 
 tufa -> RED 
 u1 dax -> [u1] [u1] 
 x1 lug -> [x1] [x1] [x1] 
 u1 blicket x1 -> [u1] [x1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 