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

*QUERY*
IN: gazzer zup OUT: RED RED
IN: fep zup OUT: YELLOW YELLOW
IN: fep wif zup OUT: YELLOW GREEN YELLOW GREEN
IN: wif lug OUT: GREEN PURPLE
IN: wif zup OUT: GREEN GREEN
IN: gazzer wif lug OUT: RED GREEN PURPLE
IN: gazzer OUT: RED
IN: lug OUT: PURPLE
IN: gazzer fep OUT: RED YELLOW
IN: lug fep OUT: PURPLE YELLOW

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