*SUPPORT*
IN: fep tufa dax OUT: PINK BLUE PINK
IN: fep gazzer OUT: BLUE BLUE
IN: wif tufa blicket OUT: GREEN PURPLE GREEN
IN: dax gazzer OUT: PINK PINK
IN: blicket fep gazzer OUT: GREEN BLUE BLUE
IN: wif blicket tufa dax OUT: PURPLE PINK GREEN PINK
IN: blicket OUT: GREEN
IN: dax wif lug wif OUT: PINK PURPLE PURPLE
IN: blicket dax gazzer OUT: GREEN PINK PINK
IN: wif gazzer OUT: PURPLE PURPLE
IN: blicket lug wif lug dax OUT: GREEN PURPLE PINK
IN: wif tufa dax OUT: PINK PURPLE PINK
IN: dax lug blicket blicket dax tufa blicket OUT: PINK GREEN GREEN GREEN PINK GREEN
IN: fep fep OUT: BLUE BLUE

*QUERY*
IN: fep dax tufa fep OUT: BLUE BLUE PINK BLUE
IN: fep lug wif fep gazzer OUT: BLUE PURPLE BLUE BLUE
IN: wif dax dax tufa blicket OUT: PURPLE PINK GREEN PINK GREEN
IN: wif dax blicket lug dax lug fep OUT: PURPLE PINK GREEN PINK BLUE
IN: blicket lug dax wif wif gazzer OUT: GREEN PINK PURPLE PURPLE PURPLE
IN: blicket lug wif OUT: GREEN PURPLE
IN: wif OUT: PURPLE
IN: wif lug fep gazzer OUT: PURPLE BLUE BLUE
IN: fep tufa fep OUT: BLUE BLUE BLUE
IN: fep OUT: BLUE

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