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

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

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