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

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

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