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

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

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