diff --git a/src/input/Person.java b/src/input/Person.java
index a8009a9..493b42d 100644
--- a/src/input/Person.java
+++ b/src/input/Person.java
@@ -1,5 +1,7 @@
 package input;
 
+import java.security.KeyStore;
+
 public class Person implements Input{
     public String lastName;
     public String firstName[];
@@ -61,6 +63,12 @@ public class Person implements Input{
 
     @Override
     public boolean research(String search) {
+        if (lastName.equals(search))
+            return true;
+        else
+            for (String s: firstName)
+                if (s.equals(search))
+                    return true;
         return false;
     }
 }
diff --git a/src/input/Society.java b/src/input/Society.java
index 3c5c291..6f6dbdf 100644
--- a/src/input/Society.java
+++ b/src/input/Society.java
@@ -15,6 +15,6 @@ public class Society implements Input{
 
     @Override
     public boolean research(String search) {
-        return false;
+        return socialReason.equals(search);
     }
 }
diff --git a/src/noteBook/NoteBook.java b/src/noteBook/NoteBook.java
index 1c51645..2f54d32 100644
--- a/src/noteBook/NoteBook.java
+++ b/src/noteBook/NoteBook.java
@@ -1,8 +1,45 @@
 package noteBook;
 
 import input.Input;
+import input.Person;
+import input.Society;
 
 public class NoteBook {
-    Input inputs[];
-    Input selected[];
+    public Input[] inputs;
+    public Input[] selected;
+
+    public void addInput(Input in) {
+        Input[] tmp = new Input[inputs.length+1];
+        System.arraycopy(inputs, 0, tmp, 0, inputs.length);
+        tmp[inputs.length] = in;
+        inputs = tmp;
+    }
+
+    public void select(String selected) {
+        for (Input i: inputs)
+            if (i.toString().equals(selected)) {
+                this.selected = new Input[]{i};
+                break;
+            }
+    }
+
+    public void select(Input selected) {
+        this.selected = new Input[]{selected};
+    }
+
+    public void select(Input[] selected) {
+        this.selected = selected;
+    }
+
+    public Input[] research(String target) {
+        Input[] tmp = new Input[inputs.length];
+        int index = 0;
+        for (Input i: inputs) {
+            if (i.research(target))
+                tmp[index++] = i;
+        }
+        Input[] out = new Input[index];
+        System.arraycopy(tmp, 0, out, 0, out.length);
+        return out;
+    }
 }
diff --git a/src/test/TestSelection.java b/src/test/TestSelection.java
new file mode 100644
index 0000000..428421c
--- /dev/null
+++ b/src/test/TestSelection.java
@@ -0,0 +1,13 @@
+package test;
+
+import input.Input;
+import noteBook.NoteBook;
+
+public class TestSelection {
+    public static void main(String[] args) {
+        NoteBook book = new NoteBook();
+        book.FileReading("testBook");
+        for (Input i: book.inputs)
+            System.out.println(i);
+    }
+}