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

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

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