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

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

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