*SUPPORT*
IN: wif OUT: PINK
IN: blicket fep OUT: YELLOW BLUE
IN: dax gazzer dax OUT: GREEN GREEN GREEN
IN: wif gazzer wif OUT: PINK PINK PINK
IN: dax OUT: GREEN
IN: dax wif fep OUT: GREEN PINK BLUE
IN: blicket gazzer fep OUT: BLUE YELLOW BLUE
IN: dax fep fep OUT: GREEN BLUE BLUE
IN: blicket tufa blicket OUT: YELLOW YELLOW YELLOW YELLOW
IN: blicket gazzer blicket OUT: YELLOW YELLOW YELLOW
IN: blicket fep gazzer dax zup OUT: YELLOW GREEN BLUE GREEN YELLOW GREEN BLUE GREEN
IN: fep gazzer wif fep OUT: PINK BLUE BLUE PINK BLUE
IN: dax fep gazzer wif zup OUT: GREEN PINK BLUE PINK GREEN PINK BLUE PINK
IN: wif dax OUT: PINK GREEN

*QUERY*
IN: wif blicket OUT: PINK YELLOW
IN: dax dax blicket OUT: GREEN GREEN YELLOW
IN: fep gazzer fep OUT: BLUE BLUE BLUE
IN: fep OUT: BLUE
IN: blicket OUT: YELLOW
IN: wif zup OUT: PINK PINK
IN: wif blicket zup OUT: PINK YELLOW PINK YELLOW
IN: fep blicket zup OUT: BLUE YELLOW BLUE YELLOW
IN: fep blicket wif wif OUT: BLUE YELLOW PINK PINK
IN: fep wif OUT: BLUE PINK

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