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

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

*GRAMMAR*
wif -> GREEN 
 fep -> YELLOW 
 gazzer -> PINK 
 tufa -> PURPLE 
 u1 blicket u2 -> [u1] [u2] 
 x1 dax x2 -> [x2] [x1] [x2] 
 x1 zup u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 