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

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

*GRAMMAR*
wif -> BLUE 
 zup -> YELLOW 
 blicket -> GREEN 
 gazzer -> PINK 
 x1 tufa -> [x1] [x1] 
 u1 fep -> [u1] [u1] 
 u1 dax u2 -> [u2] [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 