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

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

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