{
    "Physics": {
        "Physics and Measurement": [],
        "Kinematics": [
            "Physics and Measurement"
        ],
        "Laws of Motion": [
            "Kinematics"
        ],
        "Work, Energy and Power": [
            "Laws of Motion",
            "Kinematics"
        ],
        "Rotational Motion": [
            "Work, Energy and Power",
            "Laws of Motion",
            "Kinematics"
        ],
        "Gravitation": [
            "Laws of Motion",
            "Work, Energy and Power"
        ],
        "Properties of Solids and Liquids": [
            "Rotational Motion"
        ],
        "Thermodynamics": [
            "Properties of Solids and Liquids"
        ],
        "Kinetic Theory of Gases": [
            "Thermodynamics"
        ],
        "Oscillations and Waves": [
            "Work, Energy and Power",
            "Kinematics"
        ],
        "Electrostatics": [
            "Physics and Measurement",
            "Vector Algebra"
        ],
        "Current Electricity": [
            "Electrostatics"
        ],
        "Magnetic Effects of Current and Magnetism": [
            "Current Electricity"
        ],
        "Electromagnetic Induction and Alternating Currents": [
            "Magnetic Effects of Current and Magnetism",
            "Current Electricity"
        ],
        "Optics": [
            "Electrostatics",
            "Wave Optics Basics"
        ],
        "Dual Nature of Matter and Radiation": [
            "Optics",
            "Kinetic Theory of Gases"
        ],
        "Atoms and Nuclei": [
            "Physics and Measurement"
        ],
        "Electronic Devices": [
            "Current Electricity",
            "Electromagnetic Induction and Alternating Currents"
        ],
        "Communication Systems": [
            "Electronic Devices"
        ]
    },
    "Chemistry": {
        "Some Basic Concepts in Chemistry": [],
        "Atomic Structure": [
            "Some Basic Concepts in Chemistry"
        ],
        "Chemical Bonding and Molecular Structure": [
            "Atomic Structure"
        ],
        "Chemical Thermodynamics": [
            "Some Basic Concepts in Chemistry",
            "Atomic Structure"
        ],
        "Solutions": [
            "Some Basic Concepts in Chemistry",
            "Chemical Thermodynamics"
        ],
        "Equilibrium": [
            "Chemical Thermodynamics",
            "Solutions"
        ],
        "Redox Reactions and Electrochemistry": [
            "Chemical Thermodynamics",
            "Equilibrium"
        ],
        "Chemical Kinetics": [
            "Chemical Thermodynamics",
            "Equilibrium"
        ],
        "Classification of Elements and Periodicity in Properties": [
            "Atomic Structure"
        ],
        "P Block Elements": [
            "Classification of Elements and Periodicity in Properties"
        ],
        "D and F Block Elements": [
            "Classification of Elements and Periodicity in Properties"
        ],
        "Coordination Compounds": [
            "Chemical Bonding and Molecular Structure",
            "P Block Elements",
            "D and F Block Elements"
        ],
        "Purification and Characteristics of Organic Compounds": [],
        "Some Basic Principles of Organic Chemistry": [],
        "Hydrocarbons": [
            "Some Basic Principles of Organic Chemistry"
        ],
        "Organic Compounds Containing Halogens": [
            "Some Basic Principles of Organic Chemistry",
            "Hydrocarbons"
        ],
        "Organic Compounds Containing Oxygen": [
            "Some Basic Principles of Organic Chemistry",
            "Hydrocarbons"
        ],
        "Organic Compounds Containing Nitrogen": [
            "Some Basic Principles of Organic Chemistry",
            "Hydrocarbons"
        ],
        "Biomolecules": [
            "Organic Compounds Containing Oxygen",
            "Organic Compounds Containing Nitrogen"
        ]
    },
    "Maths": {
        "Sets, Relations and Functions": [],
        "Complex Numbers and Quadratic Equations": [
            "Sets, Relations and Functions"
        ],
        "Matrices and Determinants": [
            "Sets, Relations and Functions"
        ],
        "Permutations and Combinations": [
            "Sets, Relations and Functions"
        ],
        "Binomial Theorem and its Simple Application": [
            "Sets, Relations and Functions"
        ],
        "Sequence and Series": [
            "Sets, Relations and Functions"
        ],
        "Limits, Continuity and Differentiability": [
            "Sets, Relations and Functions",
            "Binomial Theorem and its Simple Application"
        ],
        "Integral Calculus": [
            "Limits, Continuity and Differentiability"
        ],
        "Differential Equations": [
            "Integral Calculus",
            "Limits, Continuity and Differentiability"
        ],
        "Co-ordinate Geometry": [
            "Sets, Relations and Functions"
        ],
        "Three Dimensional Geometry": [
            "Co-ordinate Geometry"
        ],
        "Vector Algebra": [
            "Co-ordinate Geometry"
        ],
        "Statistics and Probability": [
            "Sets, Relations and Functions"
        ],
        "Trigonometry": [
            "Sets, Relations and Functions",
            "Limits, Continuity and Differentiability"
        ]
    }
}