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

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

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