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

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

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