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

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

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