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

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

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