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

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

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