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

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

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