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

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

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