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

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

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