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

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

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