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

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

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