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

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

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