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

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

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