*SUPPORT*
IN: lug wif kiki dax OUT: PURPLE GREEN RED
IN: wif dax tufa lug kiki wif OUT: RED GREEN RED PURPLE
IN: wif OUT: RED
IN: wif kiki dax OUT: GREEN RED
IN: wif wif kiki wif tufa dax OUT: RED RED RED GREEN
IN: blicket OUT: YELLOW
IN: blicket kiki dax OUT: GREEN YELLOW
IN: dax OUT: GREEN
IN: blicket lug OUT: YELLOW PURPLE
IN: dax kiki wif OUT: RED GREEN
IN: dax blicket kiki wif OUT: GREEN RED YELLOW
IN: wif dax tufa dax dax fep OUT: RED GREEN GREEN GREEN GREEN GREEN
IN: wif kiki lug OUT: PURPLE RED
IN: lug dax wif kiki blicket tufa dax OUT: PURPLE GREEN YELLOW RED GREEN

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

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