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

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

*GRAMMAR*
wif -> YELLOW 
 fep -> RED 
 tufa -> PURPLE 
 zup -> GREEN 
 x1 blicket -> [x1] [x1] 
 x1 gazzer x2 -> [x2] [x1] [x1] [x2] 
 u1 dax u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 